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GETCO Exam Paper (22-07-2015)

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

130˚C
105˚C
150˚C
180˚C

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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)
Power Factor correcting element is generally connected in _____

parallel to the load
series with load
series with source
parallel to source

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GETCO Exam Paper (22-07-2015)
In which of the following festivals are boat races a special feature?

Navaratri
Onam
Pongal
Rongali Bihu

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GETCO Exam Paper (22-07-2015)
In load flow analysis, the load at the bus is represented as

a constant impedance connected at the bus
a constant current drawn from the bus
a voltag dependent impedance at the bus
none of these

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GETCO Exam Paper (22-07-2015)
Two heaters rated at 500 W, 250 V each are conneted in series across a 250 V, 50 Hz mains. The total power drawn from the supply would be _____ watt.

125
1000
500
250

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GETCO Exam Paper (22-07-2015)
Which of the following is not function of substation batteries?

emergency lighting circuits
provide supply to the excitation system
operating protective relay systems
operating automatic control circuits

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