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GETCO Exam Paper (22-07-2015)

GETCO Exam Paper (22-07-2015)
During the insulation co-ordination in the sub station, the lowest insulation strength is at

circuit breaker
CTs and PTs
transformer
bus bar

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GETCO Exam Paper (22-07-2015)
Speed of induction motor at rated torque is _____ than at maximum torque.

greater
lesser
same
depends on load

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GETCO Exam Paper (22-07-2015)
In rotating electrical machines, the insulation temperature limit for class B type is

150˚C
180˚C
130˚C
105˚C

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insulation Class and temperature limit(in ˚C) is given below:
Y - 90
A- 105
E- 120
B-130
F-155
H-180
C- above 180

GETCO Exam Paper (22-07-2015)
The Z matrix of 2 port network is given by [0.9 0.2 : 0.2 0.6]. The element Y22 of the corresponding Y matrix of the same network is given by

0.4
1.8
1.2
-0.4

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GETCO Exam Paper (22-07-2015)
The national song of India was composed by

Bankim Chandra Chatterji
Iqbal
Rabindranath Tagore
Jai Shankar Prasad

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GETCO Exam Paper (22-07-2015)
100% string efficiency means

One of the insulator discs shorted
None uniform potential distribution across each disc
Zero potential across each disc
Equal potential across each disc

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MORE MCQ ON GETCO Exam Paper (22-07-2015)

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