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ISRO Technician-B
Electronic Mechanic
ISRO Technician-B Electronic Mechanic 2019
13

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

13) Doping material for p-type semiconductor is

Arsenic

Antimony

Bismuth

Gallium

Answer is:

Gallium

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

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

14) Among the following which has the maximum efficiency?

Incandescent lamp

CFL

LED

Fluorescent Lamp

Answer is:

LED

15) Signal to Noise ratio is expressed in

dB

Volts

Watts

Hertz

Answer is:

dB

16) A Multiplexer does the function of

Data Transmitter

Data Selector

Data Shifter

Data Amplifier

Answer is:

Data Selector

17) Capacity of voltage stabilizer is expressed in

Volt Amperes

Amperes

Volts

Watts

Answer is:

Volt Amperes

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

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