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Exam Details

ISRO Electrical Engineering 2017

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Questions 80
Duration 180 mins
Package ESE & GATE EE - Previous Year Papers

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Showing all 80 questions in this paper.

Subject distribution

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Subtopic distribution

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Difficulty distribution

Medium 43 53.8%
Easy 31 38.8%
Hard 6 7.5%

Question type distribution

Multiple Choices 80 100%

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Sample

Sample questions from this paper

Questions are selected across the paper subjects wherever the paper contains that variety.

1
2017 · Unclassified
ISRO Electrical Engineering 2017
The starting torque of a three phase induction motor can be increased by
A
Increasing rotor reactance
B
Increasing rotor resistance
C
None of the above
D
Increasing stator resistance
2
2017 · Unclassified
ISRO Electrical Engineering 2017
The capacitor start-capacitor run single phase induction motor is operationally a
A
Single phase motor
B
Two phase motor
C
A.C. series motor
D
Three phase motor
3
2017 · Unclassified
ISRO Electrical Engineering 2017
What would happen if the field of a D.C . shunt motor is opened?
A
Speed will be reduced
B
Continue to run normally
C
Speed will enormously increase damaging the motor
D
None of the above
4
2017 · Unclassified
ISRO Electrical Engineering 2017
Equaliser rings in D.C. generator with lap windings are used for
A
Equal distribution of current at brush for sparkless commutation
B
Reduction of noise and vibration
C
Avoiding overhang
D
Prevention of harmonics
5
2017 · Unclassified
ISRO Electrical Engineering 2017
The Buchholz relay is normally used to protect the
A
Alternators against all internal faults
B
Oil immersed transformers against all internal faults
C
Transmission lines against all short circuit faults
D
Synchronous motors against all internal faults
6
2017 · Unclassified
ISRO Electrical Engineering 2017
A 400/200 volts transformer has pu impedance of 0.05. The HV side voltage required to circulate full load current during short circuit test is
A
20 V
B
10 V
C
5 V
D
40 V