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ISRO
ISRO Technician-B
Electronic Mechanic
ISRO Technician-B Electronic Mechanic 2017
21

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

21) Minimum number of flip flops required for a mod-12 ripple counter is

3

4

6

12

Answer is:

4

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

22) Find the resolution of a 10-bit AD converter for an input range of 10V?

97.7 mV

9.77 mV

0.977 mV

977 mV

Answer is:

9.77 mV

23) Which among the following acts as a switch in switching regulator?

Resistor

Inductor

Transistors

Relays

Answer is:

Transistors

24) How many RC stages are used in the RC phase shift oscillator?

Six

Two

Four

Three

Answer is:

Three

25) In an SCR, the latching current is _____ the holding current

lower than

higher than

same as

negative of

Answer is:

higher than

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

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