When a sine wave has a frequency of 100 Hz in 12 s it goes through 1,200 cycles 1/100 cycle 120 cycles 12 cycles TRUE ANSWER : ? YOUR ANSWER : ?
The average half-cycle value of a sine wave with a 40 V peak is 50.96 V 25.48 V 14.14 V 6.37 V TRUE ANSWER : ? YOUR ANSWER : ?
If the peak of a sine wave is 13 V, the peak-to-peak value is 6.5 V 13 V None of these 26 V TRUE ANSWER : ? YOUR ANSWER : ?
A square wave has a period of 60 s. The first odd harmonic is 50 kHz 500 kHz 33.33 kHz 5 kHz TRUE ANSWER : ? YOUR ANSWER : ?
If the rms current through a 6.8 k resistor is 8 mA, the rms voltage drop across the resistor is 7.07 V 54.4 V 8 V 5.44 V TRUE ANSWER : ? YOUR ANSWER : ?
If a sine wave goes through 10 cycles in 20 s, the period is 100 s 4 s 20 s 2 s TRUE ANSWER : ? YOUR ANSWER : ?
A sawtooth wave has a period of 10 ms. Its frequency is 10 Hz 1,000 Hz 100 Hz 50 Hz TRUE ANSWER : ? YOUR ANSWER : ?
A phasor represents the magnitude and a quantity direction the phase angle the magnitude of a quantity the width of a quantity 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 2 ms 0.0045 s 3,000 s 1.5 ms 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 30 V 6 V 35 V TRUE ANSWER : ? YOUR ANSWER : ?