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 lags wave B by 105°. Wave A leads wave B by 105°. Wave A leads wave B by 15°. Wave A lags wave B by 15°. Wave A lags wave B by 105°. Wave A leads wave B by 105°. Wave A leads wave B by 15°. Wave A lags wave B by 15°. ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage If a sine wave goes through 10 cycles in 20 s, the period is 100 s 20 s 4 s 2 s 100 s 20 s 4 s 2 s ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage If the peak of a sine wave is 13 V, the peak-to-peak value is None of these 26 V 6.5 V 13 V None of these 26 V 6.5 V 13 V ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage When a sine wave has a frequency of 100 Hz in 12 s it goes through 1,200 cycles 1/100 cycle 12 cycles 120 cycles 1,200 cycles 1/100 cycle 12 cycles 120 cycles ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A pulse waveform has a high time of 8 ms and a pulse width of 32 ms. The duty cycle is 100% 1% 25% 50% 100% 1% 25% 50% ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage A square wave has a period of 60 s. The first odd harmonic is 5 kHz 33.33 kHz 500 kHz 50 kHz 5 kHz 33.33 kHz 500 kHz 50 kHz ANSWER DOWNLOAD EXAMIANS APP
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