The average value of a 12 V peak sine wave over one complete cycle is 1.27 V 6.37 V 0 V 7.64 V TRUE ANSWER : ? YOUR ANSWER : ?
A sine wave of 15 kHz is changing at a faster rate than a sine wave with a frequency of 1.3 MHz 25 kHz 12 kHz 18 kHz TRUE ANSWER : ? YOUR ANSWER : ?
A signal with a 400 s period has a frequency of 250 Hz 2,500 Hz 400 Hz 25,000 Hz TRUE ANSWER : ? YOUR ANSWER : ?
A waveform has a baseline of 3 V, a duty cycle of 20%, and an amplitude of 8 V. The average voltage value is 4.6 V 4 V 11 V 1.6 V TRUE ANSWER : ? YOUR ANSWER : ?
A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is 22.6 mA 45.12 mA 16 mA 39.6 mA 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 5.44 V 8 V TRUE ANSWER : ? YOUR ANSWER : ?
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°. TRUE ANSWER : ? YOUR ANSWER : ?
If the peak of a sine wave is 13 V, the peak-to-peak value is 6.5 V None of these 13 V 26 V TRUE ANSWER : ? YOUR ANSWER : ?
A sawtooth wave has a period of 10 ms. Its frequency is 100 Hz 10 Hz 1,000 Hz 50 Hz TRUE ANSWER : ? YOUR ANSWER : ?
The average half-cycle value of a sine wave with a 40 V peak is 6.37 V 25.48 V 14.14 V 50.96 V TRUE ANSWER : ? YOUR ANSWER : ?