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ISRO
ISRO Technician-B
Electronic Mechanic
ISRO Technician-B Electronic Mechanic 2019
22

ISRO Technician-B Electronic Mechanic Question Paper - 2019 (Set - 1) with Answer Key

22) What are the circuit modules contained in a Phased locked loop circuit?

High Pass filter, comparator and VCO

Phase comparator, bandpass filter and VCO

Low Pass filter, phase comparator and demodulator

Phase comparator, low-pass filter and VCO

Answer is:

Phase comparator, low-pass filter and VCO

ISRO Technician-B Electronic Mechanic Question Paper - 2019 (Set - 1) with Answer Key

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23) Which of the following is not true for an inductor?

An inductor can store energy.

An inductor current cannot change instantaneously.

An inductor acts as oper to dc.

An inductor can be used to reduce ripple voltage

Answer is:

An inductor acts as oper to dc.

Which of the following is not true for an inductor?

24) Number of solutions for the system of linear equations 2x-y=3, -4x+2y=-6 is

infinite

unique

two

no solution

Answer is:

infinite

25) In an Operation Amplifier circuit, ratio between differential gain and common-mode gain is

PSRR

CMRR

Noise figure

Gain margin

Answer is:

CMRR

26) Which of the following circuit has a built in Hysteresis?

Filter

Timer

JK Flip Flop

Schmitt Trigger

Answer is:

Schmitt Trigger

ISRO Technician-B Electronic Mechanic Question Paper - 2019 (Set - 1) with Answer Key

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22) What are the circuit modules contained in a Phased locked loop circuit?

Phase comparator, low-pass filter and VCO

ISRO Technician-B Electronic Mechanic Question Paper - 2019 (Set - 1) with Answer Key

Related ISRO Technician-B Electronic Mechanic Question Paper - 2019 (Set - 1) with Answer Key

23) Which of the following is not true for an inductor?

An inductor acts as oper to dc.

24) Number of solutions for the system of linear equations 2x-y=3, -4x+2y=-6 is

infinite

25) In an Operation Amplifier circuit, ratio between differential gain and common-mode gain is

CMRR

26) Which of the following circuit has a built in Hysteresis?

Schmitt Trigger

ISRO Technician-B Electronic Mechanic Question Paper - 2019 (Set - 1) with Answer Key