If the peak of a sine wave is 13 V, the peak-to-peak value is 6.5 V 13 V 26 V None of these TRUE ANSWER : ? YOUR ANSWER : ?
If the rms current through a 4.7 k resistor is 4 mA, the peak voltage drop across the resistor is 26.6 V 2.66 V 18.8 V 4 V TRUE ANSWER : ? YOUR ANSWER : ?
One sine wave has a positive-going zero crossing at 15° and another sine wave has a positive-going zero crossing at 55°. The phase angle between the two waveforms is 40° 0° 45° None of these TRUE ANSWER : ? YOUR ANSWER : ?
The conductive loop on the rotor of a simple two-pole, single-phase generator rotates at a rate of 400 rps. The frequency of the induced output voltage is 40 Hz indeterminable 400 Hz 100 Hz TRUE ANSWER : ? YOUR ANSWER : ?
A square wave has a period of 60 s. The first odd harmonic is 500 kHz 33.33 kHz 50 kHz 5 kHz TRUE ANSWER : ? YOUR ANSWER : ?
If a sine wave goes through 10 cycles in 20 s, the period is 20 s 100 s 2 s 4 s TRUE ANSWER : ? YOUR ANSWER : ?
A sine wave with an rms value of 12 V is riding on a dc level of 18 V. The maximum value of the resulting waveform is 0 V 35 V 30 V 6 V TRUE ANSWER : ? YOUR ANSWER : ?
If the rms voltage drop across a 15 k resistor is 16 V, the peak current through the resistor is 1 mA 10 mA 1.5 mA 15 mA TRUE ANSWER : ? YOUR ANSWER : ?
A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is 39.6 mA 22.6 mA 45.12 mA 16 mA TRUE ANSWER : ? YOUR ANSWER : ?
A sine wave with a period of 4 ms is changing at a faster rate than a sine wave with a period of 1.5 ms 3,000 s 2 ms 0.0045 s TRUE ANSWER : ? YOUR ANSWER : ?