A waveform has a baseline of 3 V, a duty cycle of 20%, and an amplitude of 8 V. The average voltage value is 4 V 4.6 V 1.6 V 11 V 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 3,000 s 2 ms 1.5 ms 0.0045 s TRUE ANSWER : ? YOUR ANSWER : ?
The average value of a 12 V peak sine wave over one complete cycle is 6.37 V 0 V 7.64 V 1.27 V TRUE ANSWER : ? YOUR ANSWER : ?
A phasor represents the phase angle the magnitude of a quantity the width of a quantity the magnitude and a quantity direction 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 18.8 V 4 V 2.66 V TRUE ANSWER : ? YOUR ANSWER : ?
A 20 kHz pulse waveform consists of pulses that are 15 s wide. The duty cycle cannot be determined is 30% is 100% is 1% TRUE ANSWER : ? YOUR ANSWER : ?
If a sine wave goes through 10 cycles in 20 s, the period is 2 s 20 s 4 s 100 s 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 100 Hz indeterminable 400 Hz 40 Hz TRUE ANSWER : ? YOUR ANSWER : ?
When a sine wave has a frequency of 100 Hz in 12 s it goes through 120 cycles 1/100 cycle 12 cycles 1,200 cycles TRUE ANSWER : ? YOUR ANSWER : ?