Alternating Current and Voltage A sawtooth wave has a period of 10 ms. Its frequency is 1,000 Hz 100 Hz 10 Hz 50 Hz 1,000 Hz 100 Hz 10 Hz 50 Hz 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 6.5 V 26 V 13 V None of these 6.5 V 26 V 13 V 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 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 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 45° 0° None of these 40° 45° 0° None of these 40° ANSWER DOWNLOAD EXAMIANS APP
Alternating Current and Voltage When a sine wave has a frequency of 100 Hz in 12 s it goes through 12 cycles 1/100 cycle 1,200 cycles 120 cycles 12 cycles 1/100 cycle 1,200 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 25% 1% 50% 100% 25% 1% 50% 100% ANSWER DOWNLOAD EXAMIANS APP
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