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Electrical Engineering Mcqs
Showing 1501 – 1520 of 3,699 verified multiple choice questions with answers and explanations.
Q1501NTS / FPSC / PPSC
A perfect black body is one that_____________?
Q1502NTS / FPSC / PPSC
When a body reflects entire radiation incident on it, then it is known as____________?
Q1504NTS / FPSC / PPSC
Which of the following heating methods has maximum power factor ?
Q1505NTS / FPSC / PPSC
Which of the following is an advantage of heating by electricity ?
Q1507NTS / FPSC / PPSC
Which of the following methods of heating is not dependent on the frequency of supply ?
Q1508NTS / FPSC / PPSC
An OPAMP has a slew rate of 5 V/μ S .The largest sine wave O/P voltage possible at a frequency of 1 MHZ is_______________?
Q1509NTS / FPSC / PPSC
A 741-Type OP-AMP has a gain-bandwith product of 1MHz. A non-inverting amplifier using this opamp & having a voltage gain of 20db will exhibit -3db bandwidth of______________?
Q1510NTS / FPSC / PPSC
A differential amplifier is invariably used in the i/p stage of all op-amps. This is done basically to provide the op-amps with a very high______________?
Q1511NTS / FPSC / PPSC
Assume that the op-amp of the fig. is ideal. If Vi is a triangular wave, then V0 will be______________?
Q1512NTS / FPSC / PPSC
A differential amplifier has a differential gain of 20,000. CMMR=80dB. The common mode gain is given by_______________?
Q1513NTS / FPSC / PPSC
Which of the following amplifier is used in a digital to analog converter?
Q1514NTS / FPSC / PPSC
When a step-input is given to an op-amp integrator, the output will be______________?
Q1515NTS / FPSC / PPSC
For an ideal op-amp, which of the following is true?
Q1516NTS / FPSC / PPSC
In the differential voltage gain & the common mode voltage gain of a differential amplifier are 48db & 2db respectively, then its common mode rejection ratio is________________?
Q1517NTS / FPSC / PPSC
Differential amplifiers are used in______________?
Q1518NTS / FPSC / PPSC