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BARC EE : Power System Quiz-2
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Question 1
Transmission is done on high voltage because
Question 2
Sequence filters are sensitive to negative sequence currents are used in generators for protection against
Question 3
The power transmission capability of transmission line can be increased by
Question 4
Which information is correct for miniature circuit breaker?
Question 5
A 10 km long lossless transmission line has a reactance of 0.3 Ω/km and negligible shunt Capacitance. The value of 
Question 6
The rate of rise of re-strikling voltage (RRRV) is dependent upon
Question 7
For a 250 Hz frequency excitation a 100 Km long power line will be modelled as-
Question 8
If Z1, Z2, Z0 are positive, negative and zero sequence impedances of a fully transposed transmission line, then
Question 9
The time taken for a surge to travel a 500 km long overhead transmission line is–
Question 10
A 3 phase, 100MVA ,121KV generator has a sub transient reactance of 10 %. A 3-phase short-circuit occurs at its terminal. Find the value of fault MVA?
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Aug 20ESE & GATE EE
