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GETCO Exam Paper (22-07-2015)

GETCO Exam Paper (22-07-2015)
Merz-Price protection is employed for protection of

motor
transmission lines
alternators
circuit breaker

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GETCO Exam Paper (22-07-2015)
An over-current relay of current rating 5 A and setting 150% is connected to a 200/5 A CT. Then the relay to pickup, the line current required is

200
300
100
150

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GETCO Exam Paper (22-07-2015)
The breaking capacity of a CB is usually expressed interms of

volts
MVA
MW
amperes

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GETCO Exam Paper (22-07-2015)
The PU impedance of a 1089 MVA, 33 kV generator is 1, the ohmic value of its impedance is:

100
10
1
0.5

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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

Not affected
decrease
remains same
increase

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

same
greater
depends on load
lesser

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

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