Alternating Current and Voltage A sine wave of 15 kHz is changing at a faster rate than a sine wave with a frequency of 1.3 MHz 18 kHz 25 kHz 12 kHz 1.3 MHz 18 kHz 25 kHz 12 kHz ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage 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 0.0045 s 2 ms 1.5 ms 3,000 s 0.0045 s 2 ms 1.5 ms ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage Sine wave A has a positive-going zero crossing at 45°. Sine wave B has a positive-going zero crossing at 60°. Which of the following statements is true? Wave A leads wave B by 15°. Wave A lags wave B by 105°. Wave A lags wave B by 15°. Wave A leads wave B by 105°. Wave A leads wave B by 15°. Wave A lags wave B by 105°. Wave A lags wave B by 15°. Wave A leads wave B by 105°. ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage 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 400 Hz indeterminable 40 Hz 100 Hz 400 Hz indeterminable 40 Hz ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is 39.6 mA 16 mA 22.6 mA 45.12 mA 39.6 mA 16 mA 22.6 mA 45.12 mA ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage If a sine wave goes through 10 cycles in 20 s, the period is 4 s 2 s 20 s 100 s 4 s 2 s 20 s 100 s ANSWER DOWNLOAD EXAMIANS APP
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