AC Fundamentals » Exercise - 1 28. The current in a pure inductor ________. (a) lags behind the voltage by 900 (b) leads the voltage by 900 (c) is in phase with the voltage (d) lags behind the voltage by 450
AC Fundamentals » Exercise - 1 37. In a pure resistor, the voltage and current are ________. (a) out of phase (b) in phase (c) 900 out of phase (d) 450 out of phase
AC Fundamentals » Exercise - 1 31. The power consumed in a circuit element will be least when the phase difference between the current and voltage is ________. (a) 00 (b) 300 (c) 900 (d) 1800
5555555555 55. If the rms current through a 6.8 kΩ resistor is 8 mA, the rms voltage drop across the resistor is ________. (a) 5.44 V (b) 54.4 V (c) 7.07 V (d) 8 V
AC Fundamentals » Exercise - 1 32. A sine wave voltage is applied across a capacitor, when the frequency of the voltage is increased, the current ________. (a) increases (b) decreases (c) remains the same (d) is zero