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

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

33. How many cycles does a sine wave go through in 10 s when its frequency is 60 Hz ?

(a) 10 cycles

(b) 60 cycles

(c) 600 cycles

(d) 6 cycles

34. The rms current through a 10 kΩ resistor is 5 mA. What is the rms voltage drop across the resistor ?

(a) 10 V

(b) 5 V

(c) 50 V

(d) zero

35. For 100 volts rms value triangular wave, the peak voltage will be :

(a) 100 V

(b) 111 V

(c) 141 V

(d) 173 V

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