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GETCO Exam Paper (22-07-2015)

GETCO Exam Paper (22-07-2015)
The president of India must have completed the age of

35 Yrs
30 Yrs
21 Yrs
50 Yrs

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GETCO Exam Paper (22-07-2015)
Which of the following cable is extensively used for high tension and low tension work?

PVC cable
VIR cable
TRS cable
XLPE cable

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GETCO Exam Paper (22-07-2015)
The RMS value of the voltage u(t) = 3 + 4 cos(3t) is

3 + 2(1.41)
5
7
4.12

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

if voltage is given by,
v(t) = V₀ + V₁ cos(3t) + V₂ cos(5t)+ …
RMS value is given by,
√( V₀² + (V₁/√2)² + (V₂/√2)² + …)

GETCO Exam Paper (22-07-2015)
Earth wire on EHV overhead transmission line is provided to protect the line against

switching surge
excessive fault voltages
lightning surge
corona effect

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GETCO Exam Paper (22-07-2015)
The insulation strength of an EHV transmission line is mainly governed by

Corona
Switching over voltages
Load power factor
Harmonics

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GETCO Exam Paper (22-07-2015)
In a thermal power plant, heat from the flue gases is recovered in

Electric precipitator
Economizer
chimney
condenser

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

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