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SSC JE EE: Power System Booster Quiz-7

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Question 1

In which part of the thermal power plant the steam pressure is less than that of atmosphere?

Question 2

Which of the following plants has the maximum capital cost?

Question 3

The surge impedance of 400 km long overhead transmission line is 300

. For a 200 km length of the same transmission line surge impedance will be

Question 4

If the positive, negative and zero sequence reactance’s of an element of a power system are 0.3, 0.3 and 0.8 p.u. respectively, then the element would be a?

Question 5

Making capacity of Circuit breaker is

Question 6

Use of bundled conductor in EHV lines will

Question 7

The Buchholz relay is used to protect the?

Question 8

If for a string insulator system, voltage across bottom last unit is 25% of total string voltage with 5 units; its string efficiency is _______________%.

Question 9

Which of the following is NOT an advantage of SF₆ circuit breaker?

Question 10

The inductance of power transmission line increases with

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Aug 25AE & JE Exams