Chapter 31, Problem 054 What is the maximum value of an ac voltage whose rms value...
Chapter 23, Problem 07 A capacitor is connected across an ac generator whose frequency is 1000 Hz and whose peak output voltage is 160 V. The rms current in the circuit is 3.2 A. (a) What is the capacitance of the capacitor? (b) What is the magnitude of the maximum charge on one plate of the capacitor? Note: The ac current and voltage are rms values and power is an average value unless indicated otherwise. + 99 V sin 20...
An AC source whose rms voltage is 83 V is in series with a 65 ? resistor and a capacitor whose reactance Xc is 249 ? at the frequency of the source. In the figure, the rms voltage (as a whole number) across the capacitor is:
Chapter 31, Problem 053 An air conditioner connected to a 120 V rms ac line is equivalent to a 9.50 resistance and a 1.70 inductive reactance in series. Calculate (a) the impedance of the air conditioner and (b) the average rate at which energy is supplied to the appliance (a) Number Units Units (b) Number
A 25 nH inductor is in an AC circuit whose generator has an rms voltage of 12 V. At what frequency must the generator drive the circuit if the rms current is to be 2.0 mA?
An AC voltage, whose peak value is 17 V, is across a 312 Ohm resistor. What is the value of the rms current in the resistor? Give your answer to 3 sf.
Chapter 31, Problem 034 tn the figure, an ac generator with emf E En sin d, where E 25.4 V and a 373 rad/s, is connected to a 4.03 uf capacitor. (a) What is the maximum value of the current? (b) when the current is a maximum, what is the emf of the generator? (c) When the emf of the generator is - 12.1 V and increasing in magnitude, what is the current? (b) Number Units (c) Number
Chapter 31,...
A capacitor is connected across an ac generator whose frequency is 860 Hz and whose peak output voltage is 120 V. The rms current in the circuit is 2.5 A. (a) What is the capacitance of the capacitor? (b) What is the magnitude of the maximum charge on one plate of the capacitor? Note: The ac current and voltage are rms values and power is an average value unless indicated otherwise.
(10 pts.) What is the RMS voltage for a circuit whose generator is producing voltage at 650 V peak? 3. (10 pts.) What is the RMS current for a .) What is the RMS current for an alternating current, RLC circuit with R= 100 Q and Z= 200 Q if the RMS voltage is 460 V? 4. (10 pts.) What average power is dissipated in the circuit in problem 3? 5. (10 pts.) What is the resonant frequency (Hz) for...
Chapter 31, Problem 034 GO In the figure, an ac generator with emf E = Em sin wat, where Em = 25.5 V and wd = 372 rad/s, is connected to a 4.48 uF capacitor. (a) What is the maximum value of the current? (b) When the current is a maximum, what is the emf of the generator? (c) When the emf of the generator is - 13.0 V and increasing in magnitude, what is the current? clic (a) Number...
n the circuit shown, the AC voltage source supplies an rms voltage of 156 V at frequency f. The circuit has R = 99 W, XL = 190 W, and XC = 93 W. (a) Find the impedence of the circuit. Z = W (b) Find the rms current flowing in the circuit. Irms = A (c) Find the phase angle in degrees between the current in the circuit and the voltage supplied by the AC source. f = degrees ...