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ISRO Technician-B
Electrician
ISRO Technician-B Electrician 2019
63

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

63) Motor used in locomotive is

DC shunt motor

DC series motor

Synchronous motor

None of the above

Answer is:

DC series motor

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

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

64) In an inductor, the current changes from 0A to 10A uniformly in 20s time. The induced voltage is 2V. What is the inductance of the inductor?

1 henry

2 henry

3 henry

4 henry

Answer is:

4 henry

65) The constituent having highest percentage by weight in Permalloy is

Iron

Boron

Cobalt

Nickel

Answer is:

Nickel

66) Which of the following is true for leakage current of a diode?

Increases with temperature

Produced by minority carriers

Occurs in a reverse biased diode

All of the above

Answer is:

All of the above

67) The peak voltage at the secondary of the transformer of a half wave rectifier is 20V. What is the average voltage of the rectified wave?

6.36V

14.14V

12.72V

20V

Answer is:

6.36V

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

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