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GETCO Exam Paper (22-07-2015)

GETCO Exam Paper (22-07-2015)
Who is the vice president of India? (As on 22/07/2015)

Pranav Mukharjee
Nazama heptulla
O.P. Kohli
Dr. Hamid Ansari

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GETCO Exam Paper (22-07-2015)
Select the wrong statement from the following in relation to power flow analysis

Approximation is used in FDLF method
No of ittretion in N R method can not be more than 30 for any system
Y Bus is required for power flow analysis
jacobian is always required

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GETCO Exam Paper (22-07-2015)
When the load is suddenly increased in the receiving end of the system, the phase shift will

increase
decrease
remains same
Not affected

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GETCO Exam Paper (22-07-2015)
I _____ tennis every Sunday morning

playing
am play
play
am playing

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GETCO Exam Paper (22-07-2015)
In differential protection scheme, a stabilizing resistance connected to

increase the relay sensitivity
increase the current limit
reduce the effect of non identical CTs
block harmonics

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GETCO Exam Paper (22-07-2015)
For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be

7\8
6\7
5\6
2\3

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

fractional pitch = Cos( α/2)
α is obtain from: (nα/2)=90˚ where n is harmonic
α=25.7143˚
fractional pitch=6/7

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

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