36. If the peal value of a certain sine wave voltage is 10 V, what is they peak to peak value ?

(a) 20 V

(b) 10 V

(c) 5 V

(d) 7.07 V

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

38. For the same peak value, which is of the following wave will have the highest rms value :

(a) sine wave

(b) square wave

(c) triangular wave

(d) half wave rectified sine wave

39. Sine wave A has a positive going zero crossing at 300. Sine wave B has a positive going zero crossing at 450. What is the phase angle between two signals ?

(a) 300

(b) 450

(c) 750

(d) 150

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