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GETCO Exam Paper (22-07-2015)

GETCO Exam Paper (22-07-2015)
Slip at maximum torque depends on

rotor resistance and reactance
stator resistance
load current
stator reactance

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

at maximum torque:
S=R₂/X₂

GETCO Exam Paper (22-07-2015)
The constraints that are to be met with while solving UC problem are

Spinning reserve
Minimum down time
Minimum up time
all are correct

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GETCO Exam Paper (22-07-2015)
The power factor of the arc in circuit breaker is

always leading
always unity
always zero
always lagging

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

greater
same
depends on load
lesser

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

Rabindranath Tagore
Jai Shankar Prasad
Iqbal
Bankim Chandra Chatterji

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

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

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

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