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Electrician
Electrician Set-1
Oscillators
53

Oscillators MCQ - Electrician (Set-1) with Answers

53) Square wave generator is a special type of

variable frequency oscillator

sweep frequency generator

function generator and pulse generator

none of the above

Answer is:

function generator and pulse generator

Oscillators MCQ - Electrician (Set-1) with Answers

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Related Oscillators MCQ - Electrician (Set-1) with Answers

54) IC 555 is available as a

4 pin DIL package

8 pin DIL package

14 pin DIL package

16 pin DIL package

Answer is:

8 pin DIL package

55) The ratio of ON-time of a pulse to the OFF time of the pulse in a IC 555 is known as :

PRF

Duty cycle

Time cycle

ON cycle

Answer is:

Duty cycle

56) The primary function of the oscillator in an isolation amplifier is to :

convert D.C. to high frequency A.C.

rectify high frequency A.C. to D.C.

convert D.C. to low frequency A.C.

produce dual-polarity D.C. voltages for the input to the demodulator.

Answer is:

convert D.C. to high frequency A.C.

57) An example for an analog signal

sine wave

impulse signal

sample signal

none of these

Answer is:

sine wave

Oscillators MCQ - Electrician (Set-1) with Answers

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