A 52 Q resistor is connected across the emf v(t) (166 V)sin(134nt). Write an expression for...
A 58 resistor is connected across the emf v(t) = (178 V) sin(126t). Write an expression for the current through the resistor. (Use the following as necessary: t. Assume the current i(t) is in amps and time t is in seconds. Do not include units in your answer.) i(t) =
A 51 22 resistor is connected across the emf v(t) = (176 V) sin(140nt). Write an expression for the current through the resistor. (Use the following as necessary: t. Assume the current i(t) is in amps and time t is in seconds. Do not include units in your answer.) i(t) =
A 190 mH inductor is connected to an emf given by v(t) = (167 V) sin(144nt). (a) What is the reactance of the inductor in 2)? 85.95 (b) Write an expression for the current through the inductor. (Use the following as necessary: t. Assume i(t) is in amps and t is in seconds. Do not include units in your answer.) i(t) = -1.944 cos (144nt
A 200 mH inductor is connected to an emf given by v(t) = (168 V) sin(134nt). (a) What is the reactance of the inductor (in 2)? 84.2 2 (b) Write an expression for the current through the inductor. (Use the following as necessary: t. Assume i(t) is in amps and t is in seconds. Do not include units in your answer.) i(8) = 2 cos(1847)
For the circuit shown below, what are the following? (160 V) sin(120) 6.00 + 560 PF w 0000 30 mH (a) the total impedance (in ) (b) the phase angle between the current and the emf (in rad) rad (c) Write an expression for it). (Use the following as necessary: t. Assume i(t) is in amps and t is in seconds. Do not include units in your answer.) i(t) =
4. -/1 points OSUniPhys1 32.3.P.029. For the circuit shown below, what are the following? (200 V)sin(1207) 8.00 + 430 pF 0000 40 mH (a) the total impedance (in ) (b) the phase angle between the current and the emf in rad) rad (c) Write an expression for it). (Use the following as necessary: t. Assume (t) is in amps and t is in seconds. Do not include units in your answer.) (0) -
A 250 Ω resistor is connected in series with a 4.80 µF capacitor. The voltage across the capacitor is vC = (7.50 V)sin[(110 rad/s)t]. Derive an expression for the voltage vR across the resistor. (Assume the frequency is in rad/s. Use the following as necessary: t.) vR(t) = ? V Thanks
A 353-Ω resistor, an uncharged 4.94-μF capacitor, and a 16.9-V emf are connected in series. What is the current, in mA, after three time constants is flowing through the resistor? Do not enter units with answer.
Write an expression for the output voltage of an AC source that has an amplitude of 27 V and a frequency of 270 Hz. (Use the following as necessary: t. Assume V is in volts and t is in seconds. Do not include units in your answer. Assume V = 0 and a > 0 when t = 0.) dt V = 27 sin ( 270nt)
V sin(wt) is maintained across a parallel-plate capacitor with capacitance C consisting of two circular parallel plates. A thin wire with resistance R connects the centers of the two plates, allowing charge to leak between plates while they are charging. A potential difference V(t) (a) Obtain an expression for the leakage current I(t) in the thin wire. (Use the following as necessary: R, V, t and .) Ire(t)= Use this result to obtain an expression for the current I(t in...