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ISRO
ISRO Technician-B
Electronic Mechanic
ISRO Technician-B Electronic Mechanic 2017
32

ISRO Technician-B Electronic Mechanic Question Paper - 2017 (Set - 1) with Answer Key

32) HCF of 12, 18 and 24 is

24

12

6

2

Answer is:

6

ISRO Technician-B Electronic Mechanic Question Paper - 2017 (Set - 1) with Answer Key

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Related ISRO Technician-B Electronic Mechanic Question Paper - 2017 (Set - 1) with Answer Key

33) The OP-amp can amplify

a.c. signals only

d.c. signals only

both a.c. and d.c. signals

neither d.c. nor a.c. signals

Answer is:

both a.c. and d.c. signals

34) What is the Q (Quality factor) of a series circuit that resonates at 10 kHz, has equal reactance of 5 kilo-ohms each, and a resistor value of 50 ohms?

400

50

100

150

Answer is:

100

35) When parallel resistors are of three different values, which has the greatest power loss?

The smallest resistance

The largest resistance

They have the same power loss

Voltage and resistance values are needed

Answer is:

The smallest resistance

36) The peak inverse voltage (PIV) across non-conducting diode in a bridge rectifier equals approximately

half the peak secondary voltage

twice the peak secondary voltage

the peak value of the secondary voltage

four times the peak value of the secondary voltage

Answer is:

the peak value of the secondary voltage

ISRO Technician-B Electronic Mechanic Question Paper - 2017 (Set - 1) with Answer Key

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