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Rc circuit voltage calculator

Rc circuit voltage calculator. May 21, 2024 · An RL high-pass filter, built with a resistor and an inductor. 22τ to trigger the MOSFET. If the capacitor had no initial voltage, v ( 0) = 0 , then the equation for the total response is: v t = V S − V S e − t / RC. Input. The simplest RC circuit is a capacitor and a resistor in series. This figure — which occurs in the equation describing the charging or discharging of a capacitor through a resistor — represents the time required for the voltage present across the capacitor to reach approximately An RC Series Circuit and Known Resistor – External Voltage Probes 1) Set up an RC series circuit and connect it to the BIA device as shown in Fig. Viewing the circuit as a voltage divider, the voltage across The voltage across the capacitor has a phase angle of -10. You can use it to find the power factor angle, the reactive power, the real power, or the apparent power. Feb 13, 2016 · In this case, the time constant is reached when the voltage has dropped to 36. Time constant ( τ) can be determined from the values of capacitance (C) and load resistance (R). The intermittent wiper system in a car is based on an RC time constant and utilizes a 0. 3. The ‘R’ is a resistor, and the ‘C’ is a capacitor. The formula for calculating the output voltage is based on Ohms Law and is shown below. V P V P: The maximum instantaneous value of a function as measured from the zero-volt level. An RC circuit is an electrical circuit consisting of a resistor (R) and a capacitor (C) connected in series or parallel. Where: R - resistance. V P −P = π ∗V avg = 3. The time constant of a series RC circuit is the product of the resistance and capacitance. At the inductive reactance of the inductor, the voltage leads the current by An RC Time Constant Calculator is a tool designed to calculate the time constant of an RC (resistor-capacitor) circuit. (2): Identify the quantity to be calculated (whatever quantity whose change is directly opposed by the reactive component. XL = ωL X L = ω L in Ω Ω , the reactance of inductor with inductance L L . 1. If we apply a continuous square wave voltage waveform to the RC circuit whose pulse width matches that exactly of the 5RC time constant ( 5T ) of the circuit, then the voltage waveform across the capacitor would produce RC waveforms looking something like this: T = Period. Feb 17, 2024 · Figure 10. 3 kΩ resistor and a 47 nF capacitor (which are standard resistor and capacitor values). At the capacitive reactance of the capacitor, the voltage lags the current by −90 °. It will output the reactance in ohms. τ = R C. where: V S is the source voltage, measured in volts (V), R 1 is the resistance of the 1st resistor, measured in Ohms (Ω). The formula for a three-phase circuit becomes: V drop = √ 3 ·I·R·L. 3 kΩ × 47 nF) = 1. Using the Parallel Circuit Current Calculator, we can calculate the total current flowing through the circuit as follows: For branch 1: I₁ = V / R₁ = 12 / 4 = 3 Amps. t = R * C. Whereas the capacitor initial voltage is 5V and time constant τ=RC=0. An RC circuit, like an RL or RLC circuit, will consume An RC Time Constant Calculator is a tool designed to calculate the time constant of an RC (resistor-capacitor) circuit. May 22, 2024 · The most common biasing technique for a transistor is voltage divider biasing. 001 F x 100,000 Ohms = 100 seconds Aug 30, 2022 · Source: Wikimedia. The formulas developed in RC circuit response to a step voltage are presented here as they are used in the calculator. The parallel-plate capacitor in the circuit shown is charged and then the switch is closed. L: the one-way length. but when I kept another resistor to see what happens these Jun 22, 2020 · An RC circuit (also known as an RC filter or RC network) stands for a resistor-capacitor circuit. If the length of the rectangular pulse (t1) corresponds to 5 times the time constant Τ of the CR element, a pulse train like the one in the figure below is created. e. 414 Vrms) and ISW is the rated switching current of the relay contact). Figure 10. 141∗V avg V P − P = π ∗ V a v g = 3. Formulas for parallel parallel circuit. Current and voltage are in phase at the ohmic resistance. The frequency f f and the resistance R R must be known. You can choose to input. Such a circuit will deliver an exact cutoff frequency of. RC Circuits (Direct Current) An RC circuit is created when a resistor and a capacitor are connected to each other. The formula to calculate the time constant is: τ = RC. In that tutorial we used the following equation to calculate the output voltage for two single resistors connected in series. High Pass Filter Calculator. The current is the same at every measuring point. Resistance (R) : Capacitance (C): Time Constant: Calculate. Capacitance C = 25 F. vC(t) = V0(1 − e−t/RC)u(t) v C This simple calculator will tell you how many milliseconds are required to reach the specific output voltage (Vc), based on the supply voltage (V), the resistor value (R) and the capacitor value (C). 2 (for +20% safety) = 40. Ohm's law applies to the entire circuit. In this Atom, we will study how a series RC circuit behaves when connected to a DC voltage source. 35 seconds, the same can also be verified from the graph above. We have calculated that the time taken for the capacitor to charge up will be 2. If the voltage from the microcontroller is 5V, then the leveled-down voltage to the sensor is calculated as: V out = 5 ∗ 2kΩ 2kΩ +1kΩ = 3. A first order RC circuit is composed of one resistor and one capacitor and is the simplest type of RC circuit. Because a capacitor's voltage is in proportion to electric charge, \ (q\) and the resistor's voltage is in proportion to the rate of change of electric charge ( current, \ (i\)), their interaction within a circuit produces strange Use our free online RC Circuit Calculator to quickly compute the time constant, resistance, or capacitance in RC circuits. May 22, 2022 · Continuing with the example, at steady-state both capacitors behave as opens. 8% (for a discharging circuit) of its charge or the time it takes May 22, 2023 · Resistance R = 52╬⌐. The series oscillating circuit is a sieve or filter circuit. If the pulse duration of the input voltage is much Apr 10, 2024 · One RC time constant is the time it takes for the voltage across a capacitor in an RC circuit to reach approximately 63. As an example we will calculate the time it will take a 1,000 uF capacitor to charge to 63. The total resistance of the RC series circuit in the AC circuit is called Impedance Z. The circuit can be driven by either a voltage source or a Apr 24, 2024 · With an input voltage of 5V, that means we need to charge the MOSFET gate capacitance to 14% of its final value, or ~0. Mar 21, 2022 · Rc Circuit Formula Derivation Using Calculus Owlcation. Therefore, the formula for a single-phase or direct current circuit becomes: V drop = 2·I·R·L. f c = 1 / (2π × 3. This equation has been derived from the charging equation by putting An RC circuit is a circuit containing resistance and capacitance. 414 * RMS, it should be shown that the RMS voltage is approximately equal to 0. 6. This tells us that the capacitor’s voltage and current are still 90° out of phase with each other. V_\text {pp} V pp. Physicscalc. In rc circuit I have connected resistor of value 1 megha ohm and cap value is 25v 100 micro farad, cap started charging slowly after some time the cap value is equal to battery voltage (9v dc). In other words, the voltage lags behind the current by φ in phase; 0° ≤ φ ≤ 90°. And that's it. t1 = 5 ⋅R⋅C t 1 = 5 · R · C ⇒ R = t1 5 ⋅C R = t 1 5 · C ⇒ C = t1 5⋅R C = t 1 5 · R. 4s elapses, the current through the ammeter is measured to be 0. It can be written as: R = V/I. (b) When the switch is moved to position A, the circuit reduces to a simple series connection of the voltage source, the resistor, the capacitor, and the switch. It is calculated by multiplying the resistance (R) in the circuit by the capacitance (C). This tool calculates the product of resistance and capacitance values, known as the RC time constant. Two of the values must be known in order to calculate the third one. Where: C C - The capacitance of the capacitor. When a voltage step function of the form vi(t) = V0u(t) v i ( t) = V 0 u ( t) is the input voltage in the given cicuit, we have : The voltage vC(t) v C ( t) across the capacitor is given by. This is a closed RC series circuit. 60Io, and the switch is opened. com Fed up of solving complex circuits with tons of bridges and pillars or too lazy even to solve a simple circuit. This example comes from an onli The RC time constant, denoted τ (lowercase tau ), the time constant (in seconds) of a resistor–capacitor circuit (RC circuit), is equal to the product of the circuit resistance (in ohms) and the circuit capacitance (in farads ), i. You can also explore how different components, such as resistors, capacitors, and inductors, affect the power factor. How to calculate the charge time of an RC circuit . This is the total response to a voltage step for a series RC combination. 38 (a) shows a simple RC circuit that employs a dc (direct current) voltage source ϵ ϵ, a resistor R, a capacitor C, and a two The total resistance of the RL series in the AC circuit is referred to as the impedance Z. 33% after a period of 5 τ. Time Constant Calculator. Where: V V = applied voltage to the capacitor (volts) C C = capacitance (farads) R R = resistance (ohms) τ τ = time constant (seconds) The time constant of a resistor-capacitor series combination is defined as the time it takes for the capacitor to deplete 36. The capacitor is discharged approx. As presented in Capacitance, the capacitor is an electrical component that stores electric charge, storing energy in an electric field. when I check the voltage accross cap with multimeter it shown voltage of 9v but constantly the charge reduced to 4. 637 * Vp. Another considerations are zener forward voltage drop (it adds up with zener voltage), and zener voltage tolerance. The time constant is defined as the time it will take to charge to 63. 6 days ago · Our RMS voltage calculator lets you pick between sinusoidal, square, sawtooth, and triangular waves, as well as half- or full-rectified sine waves. The result shows the charging voltage at the specified time and the time constant τ (tau) of the RC circuit. 3(a). Ohm’s law is applied to choose the most appropriate resistor value for the arc suppression. It may be driven by a voltage or current source and these will produce different responses. At the inductive reactance of the inductor, the voltage leads the current by Aside from the fact that the first equation should show Vpp for the 2nd and 3rd “Vp” as: Vp=1/2 * Vpp = 0. 1: (a) An RC circuit with a two-pole switch that can be used to charge and discharge a capacitor. The formula used to calculate the delay is: t = -log((V-Vc)/V)R*C. 3 . Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable. RC Low Pass Filter Calculator. Apr 1, 2019 · The RC Delay Element. 99. 7 nanoseconds to trigger the MOSFET into the on-state. RC Time Constant Calculator. Let I I, VC V C, VL V L We first give the formulas used in the parallel RC calculator and the proof of these formulas is presented in the bottom part of the page. April 1, 2019 by Øyvind Nydal Dahl. Ideal for students, engineers, and hobbyists - featuring instant calculations, multiple unit conversions, and an easy-to-use interface. This will create a simple voltage divider. An RC circuit is defined as an electrical circuit composed of the passive circuit components of a resistor (R) and capacitor (C), driven by a voltage source or current source. And here’s how you connect the two: If the length of the rectangular pulse (t1) corresponds to 5 times the time constant Τ of the CR circuit, a pulse train like the one in the figure below is created. 15 V to less than 900 mV. 47 seconds T = 5Ƭ = (5 * 0. What resistance R is needed for a 2 s time constant? Solution: Reasoning: The time constant of an RC circuit is τ = RC. Using this cutoff frequency formula for low-pass filter circuits, you can calculate the cutoff frequency of an RC filter circuit. R: the length-specific resistance of the wires. Useful wave shapes can be obtained by using RC circuits with the required time constant. The formula for the cutoff frequency of a low-pass filter circuit is: f_c = \frac {1} {2 \pi R C} f c = 2πRC 1. Com has got numerous concepts related to classical mechanics, optics, waves, fluid mechanics, thermodynamics, atmospheric A voltage divider circuit is a very common circuit that takes a higher voltage and converts it to a lower one by using a pair of resistors. You'd probably get away with data speeds of about 30M bps but this is not guaranteed across the board. Excited to check it out!!! An RC circuit is one containing a resistor R and a capacitor C. Frequencies close to the resonance frequency are allowed to pass The current is the same at every measuring point. The formula to calculate voltage is: V = I × R. Rc Circuit Formula Derivation Using Calculus Mar 9, 2024 · Suppose we have a parallel circuit with a total voltage (V) of 12 volts and three branches with resistances of 4Ω, 6Ω, and 8Ω respectively. Oct 3, 2021 · How do I solve the equatation to get to 2) the above from the voltage division? I will use it to calculate further different frequncies, i. 141 ∗ V a v g. In short 2 zener diodes with zener voltage of 45-54V (for 5% ZDs) and current rating that will manage the 310mA pulse rating should do. At the inductive reactance of the coil, the voltage leads the current by + 90 °. Head to our low pass filter The input voltage V(t) is a step function which is 0 for t < 0, 3 for 0 < t < 3, and 0 for t > 3 (dashed red lines). Feb 16, 2016 · τ = RC τ = R C. Let \( f \) be the frequency, in Hertz, of the source voltage supplying the circuit. e for 1000Hz and so on, but need to understand what is happening in between 1) and 2). Select your waveform's characteristic voltage. V p. The RC delay element is a way to create a time delay in your circuit by connecting a resistor and a capacitor. Solved 6 Determine The Critical Frequency O F Rc Chegg Com. 5 (Vpk / ISW) and R = 0. , V pp. 47) T = 2. Square Wave Signal. V P −P V P − P: The full While the circuit above is that of an RC Low Pass Filter circuit, it can also be thought of as a frequency dependant variable potential divider circuit similar to the one we looked at in the Resistors tutorial. We shall follow the following circuit. A resistor–capacitor circuit (RC circuit), or RC filter, is an electric circuit composed of resistors and capacitors driven by a voltage or current source. 3 (Vpk / ISW), where Vpk is the AC peak voltage ( 1. 7071 * Vp, and in the 3rd equation it should be shown that the average voltage is approximately 0. Calculations Using SPICE. 2% charge. 0261 kHz. The time constant τ is equal to the resistance R in ohms times the capacitance C in farads. The capacitor is an electrical component that houses electric charge. Where: Voltage (V) = Input voltage to the capacitor in volts. (In subsequent Atoms, we will study its AC behavior. t1 = Pulse. where: I: the current through the wire. The relationship between the voltage and currents in a parallel RC circuit is illustrated in the vector (phasor) diagram of Figure 2 and summarized as follows: The reference vector is labeled E and represents the voltage in the circuit, which is common to all elements. This is shown in Figure 8. We first give the formulas used in the series RLC calculator. An RC circuit is an electrical circuit that is made up of the passive circuit components of a resistor (R) and a capacitor (C) and is powered by a voltage or current source. Therefore, it would take roughly 7. Thus, the voltage (or potential difference) V across the circuit is equal to the product of the current I flowing through the circuit and the Jan 2, 2024 · Using RC (Snubber) Suppression Parallel with the Load. At 90° the resistor is removed from the circuit (the circuit is purely capacitive) and at 0° the capacitor is removed from the circuit (the circuit is purely resistive) May 6, 2024 · RC Circuit is a special type of circuit that has a resistor and a capacitor. The voltage across the capacitor changes from V i to V f in time t. 5 * Vpp, for completeness and clarity the 2nd formula which shows that Vp is: 1. It’s super simple. Fret Not! Check out our super cool circuit solver that could solve any kind of resistive circuit. 40 μF capacitor. Ad744 Table Iv Performance Summary For The 3 Op Amp Instrumentation Amplifier Circuit Gain Bandwidth T Settle 0 01 Datasheet Analog Devices 修订版 D. Mar 28, 2015 · Low limit would be 24VAC * sqr(2) * 1. Then click on the 'Calculate' button. This leaves E E to drop across R1 R 1 and R2 R 2. 5. 4 We define this function with a combination of shifts of a special piecewise-defined function called the Heaviside function which is 0 for t < 0 and 1 for t > 1. 675°, exactly 90° less than the phase angle of the circuit current. At the instant the switch is closed, the current measured through the ammeter is Io. 2s. e m f is equal to the emf of the DC voltage source. 2 x 10 -8 Hz. An inductor L L acts the opposite way a capacitor does: An inductor becomes a short-circuit for low-frequency signals and an open circuit for high frequencies. The time constant, denoted as τ (tau), is a measure of the time required for the voltage across the capacitor to reach approximately 63% of its maximum value during charging, or to fall to about 37% of its maximum value The total resistance of the RLC series circuit in the AC connection is called the apparent resistance or impedance Z. 3 days ago · The power factor calculator helps you determine the power factor, the ratio of real power to apparent power, in an AC circuit. V_\text {p} V p. . Calculate RC series connection , calculates the voltages, powers, current and reactance at a given frequency at a given frequency. Load Resistance (R L) = Resistance in We first give the formulas used in the parallel RC calculator and the proof of these formulas is presented in the bottom part of the page. Due to the presence of a resistor in the ideal form of the circuit, an May 22, 2024 · The Ohm's law formula can be used to calculate the resistance as the quotient of the voltage and current. For a passive RC integrator circuit, the input is connected to a resistance while the output voltage is taken from across a capacitor being the exact opposite to the RC Differentiator Circuit. Note that R ref is a reference resistor internal to the BIA device. The circuit above shows a voltage divider circuit involving a 2kΩ and a 1kΩ resistor. 2% (1 - 1/e) of its final value when charged or discharged through a resistor. The time constant, expressed as tau (τ) is the time it takes in seconds for the capacitor in the RC circuit to reach 63. Resistance is expressed in ohms. = 2πRC f C = 2 π R C = 31. Therefore, characteristic frequency in RC Circuit is 1. 35 seconds. Figure 1 Parallel RC circuit. The calculator above can be used to calculate the time required to fully charge or discharge the capacitor in an RC circuit. τ is the constant of time in the RC circuit. This voltage level is now safe for the sensor to handle. As C2 C 2 is also open, the voltage across R3 R 3 will be zero while the 6 days ago · You can build an RC low-pass filter with a cutoff frequency of 1 kHz using a 3. In this technique, the transistor is inserted in a voltage dividing circuit, where the result of the partition corresponds to the voltage on the base terminal. Typical RC Waveforms. Mar 28, 2022 · The RC integrator is a series connected RC network that produces an output signal which corresponds to the mathematical process of integration. Determine the voltage across the capacitor: Let us compute the voltage across the capacitor for t≥0 using the following expression: $ { {v}_ {C}} (t)= { {V}_ {c0}} { {e}^ {-t/\tau }}u (t)$. Both the unit and the rule are named after Georg Ohm - the physicist and inventor of Ohm's law. The resistor value is assumed to be in K ohms, the capacitor in microfarads, and the calculated delay will be in milliseconds. 8 MHz. These are two main components of this type of circuit and these can be connected in either series or parallel combinations. If the pulse duration of the input voltage is greater than 5 T, steeper pulses Mar 20, 2021 · Universal Time Constant Formula: To analyze an RC or L/R circuit, follow these steps: (1): Determine the time constant for the circuit (RC or L/R). The capacitive reactance calculator (just below) can be used to determine the opposition to current flow (in ohms) by a capacitor in an AC circuit. If you are interested in other physics Example 3. March 31, 2023 by Amna Ahmad. The units of R C are in seconds. Use the radio button to select which value should be calculated and enter the known values. and define the following parameters used in the calculations \( \omega = 2 \pi f \) , angular frequency in rad/s Feb 7, 2020 · The calculator in this page will help you calculate the voltage across the capacitor at any time t. Time Constant Formula. Use components with the following values: R = 470 Ω, C = 1 µF. The formulas used in the of current and voltages in series RLC circuits are presented. V is defined as the voltage across the capacitor. 2% of Vmax with a 100K Ohm resistor: Time constant = 0. Assuming a MOSFET input capacitance of 3500pF, and a series resistor of 10Ω, our time constant is. To use this calculator, all a user must do is enter any values into any of the 2 fields Calculation of the time constant. and define the following parameters used in the calculations \( \omega = 2 \pi f \) , angular frequency in rad/s In a series RC circuit with the sine voltage source, the current wave leads the voltage wave with the lag less than 90° (zero resistance) and more than 0° (zero capacitance). Aug 24, 2021 · A resistor-capacitor combination (sometimes called an RC filter or RC network) is a resistor-capacitor circuit. You May Also Read: Series RC Circuit Analysis By rearranging this formula, you can calculate the voltage by multiplying the current flowing through a circuit by the resistance of the circuit. The presence of a resistor on the emitter terminal adds feedback against variations of the gain ß. RC Circuit Analysis using Matlab. The time it takes to ‘fully’ (99%) charge or discharge is equal to 5 times the RC time constant: Time \, to \, 99 \% \, discharge =5RC=5\tau=5T T imeto99%discharge = 5RC Mar 31, 2023 · Understanding RC Circuit Operation and Time Constant. The steady-state voltage across C1 C 1 will equal that of R2 R 2. XC = 1/(ωC) X C = 1 / ( ω C) in Ω Ω , the reactance of capacitor with capacitance C C . In addition to the values of the resistor and the capacitor, the original input voltage (charging voltage) and the time for the calculation must be specified. In the inductive reactance of the coil the current lag the voltage by −90 °. Energy stored on a capacitor (E) can be determined voltage (V) and capacitance: τ = R×C E = CV2/2. For branch 2: I₂ = V / R₂ Nov 28, 2016 · Using derived calculus, the equation for voltage versus time when the capacitor is charged through resistor R is V = e m f ( 1 − e − t R C). Note: To calculate Vc at a specific time, the formula can be modified to: Vc = V-(V*exp(-t/(R*C))) To analyze an RC or L/R circuit, follow these steps: (1): Determine the time constant for the circuit (RC or L/R). In the Ohm's law R = V/I, we apply the formula R = 0. 2 x 10 -8. The behavior of an RC circuit can be described using current and voltage equations, and the time constant determines how quickly the circuit v t = V S + ( V 0 − V S) e − t / RC. or. V - voltage. Its cutoff frequency is also very simple to calculate: f_c = \frac {R} {2\pi L} f c = 2πLR. v ( volts) t ( sec) V S v t V 0. Details of the calculation: R = τ/C = (2 s)/ (4*10 -7) F = 5*10 6 Ω = 5 MΩ. stepbystepscience. 5 where it got stabilized . C = 1 2⋅ π⋅f ⋅R C = 1 2 · π · f · R. And very useful. Parallel RC Circuit Phasor Diagram. Use extra banana cables to connect I+ to V+ and I- to V-. After a time of 2. Explains RC circuit analysis for voltage, charge and current. I understand basic complex numbers, but reading right now upon converting to polar form. The equation is: V f = V i e-t/RC. 21% of the final voltage value. 33V V o u t = 5 ∗ 2 k Ω 2 k Ω + 1 k Ω = 3. To use the calculator, input the frequency of the AC signal and the value of the capacitor. A resistor–capacitor circuit ( RC circuit ), or RC filter or RC network, is an electric circuit composed of resistors and capacitors. Ƭ = RC = (1000 * (470*10^-6)) = 0. characteristic Frequency f = 1/ (2╧Ç * R * C) f = 1/ (2╧Ç * 52 * 25) = 12. For the waveform shown above, the peak amplitude and peak value are the same, since the average value of the function is zero volts. For capacitors this is voltage; for inductors this is current). The phasor diagram for a parallel RC circuit shows that the total current wave leads the total voltage wave. That’s where the ‘RC’ comes from. If a voltage is applied to a capacitor of Value C through a resistance of value R, the voltage across the capacitor rises slowly. Following is the formula for time constant. Let’s check our calculations with SPICE: Spice circuit: R-C. Jun 6, 2014 · If the capacitance is 5pF and the resistors in the attenuator project an effective parallel resistance of 1000 ohm then the 3dB point of the low pass filter formed by 1000 ohms and 5 pF is: -. : It is the time required to charge the capacitor, through the resistor, from an initial charge voltage of Free Online Circuit Solving Tool Jun 15, 2018 · Let us calculate the time taken for our capacitor to charge up in the circuit. this circuit will consume energy because of the presence of a resistor in the circuit. Capacitor Charge and Discharge Calculator. RC low pass calculation calculates the output voltage, attenuation and phase rotation for the given frequency. Capacitance (C) = Capacitance in micro-farads. 7V. 8% of Vmax. This function calculates the time constant Τ of an RC circuit, or its capacitor, or its resistance. Apr 11, 2016 · The following circuit is a critically damped RLC filter with f c ≈ 50 kHz (I used this online filter calculator tool to determine the component values): As expected, this is a significant improvement over the single-pole 50 kHz filter; the peak-to-peak ripple has decreased from about 2. Feb 14, 2022 · In this example I go through the calculations for voltages and current in a AC circuit with resistor and capacitor in series. Try it now for accurate and efficient RC circuit analysis. This passive RC low pass filter calculator calculates the cutoff frequency point of the low pass filter, based on the values of the resistor, R, and the capacitor, C, of the circuit, according to the formula fc= 1/ (2πRC) . 33 V. You can see a listing of all my videos at my website, http://www. Capacitive reactance (abbreviated X C) is a frequency dependent term. The lead is less than 90° and more than 0°. I - Current. nl nw lt gs kb vz wz on ed pt