Electronic Principles
The peak value of a sine waveform is:

the amplitude at 90% of the maximum value
None of these
the amplitude at 1.41 times the maximum value
the maximum positive or negative value
the amplitude at 70.7% of the maximum value

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage?

The voltage remains at one polarity and at a steady level
The voltage reverses polarity periodically
None of these
The voltage remains at one polarity but changes value periodically
The voltage causes current to flow in two directions at the same time

ANSWER DOWNLOAD EXAMIANS APP