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ISRO
ISRO Technician-B
Electrician
ISRO Technician-B Electrician 2017
40

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

40) The terminal voltage of alternator will increase with load current if

Load is resistive

Load is inductive

Load is capacitive

None of the above

Answer is:

Load is capacitive

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

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

41) The current from the stator of an alternator is taken to external circuit through

Slip ring

Commutator segment

Direct connection

Carbon brush

Answer is:

Direct connection

42) The maximum torque of a 3-phase induction motor under running conditions is

Inversely proportional to supply voltage

Inversely proportional to rotor reactance and stand still

Directly proportional to rotor resistance

None of the above

Answer is:

Inversely proportional to rotor reactance and stand still

43) What is the standard value of secondary current of a current transformer?

10A

5A

2A

1A

Answer is:

5A

44) The motor used in household refrigerators is

DC series motor

DC shunt motor

universal motor

single phase induction motor

Answer is:

single phase induction motor

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

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