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ISRO
ISRO Technician-B
Instrument Mechanic
ISRO Technician-B Instrument Mechanic 2019
21

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

21) How many select inputs are required for a 8:1 multiplexer?

1

3

4

8

Answer is:

3

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

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

22) Which among the following are the advantages of Solid state relay over electromechanical relay? A) Faster switching B) Galvanic Isolation C) Bounceless Operation D) Small size

"A & B" only

"B" only

A, B, C and D

A, C, D only

Answer is:

A, C, D only

23) Convert the decimal number 110 to hexadecimal format

06

6D

6E

6F

Answer is:

6E

24) Which among the following is true for a MOSFET?

Current controlled device

Voltage controlled device

Low input resistance

Cannot be used as a switch

Answer is:

Voltage controlled device

25) What will be the resolution of a 10 bit ADC with a full scale range of 4.096V?

10mV

40mV

4mV

0.4mV

Answer is:

4mV

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

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