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GATE 2025 Power Systems Evaluation Quiz 10

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Question 1

cycle circuit breaker is used for clearing a fault in transmission line, so that it has fault clearing time & arcing time are 120 msec & 5 msec respectively. Calculate relay operating time.

Question 2

Which of the following is a universal torque equation

Question 3

While energizing a transform to prevent the mal operation of a differentially connected relay, the relay restrained coil is biased with which of the following harmonic component?

Question 4

In which of the following circuit breaker current chopping mainly occurs?

Question 5

If the relay setting is 50% and CT ratio is 500:4 and plug setting multiplier is 10. What is the fault current?

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ESE & GATE EE Power Systems

Mar 4ESE & GATE EE