Time Left - 16:00 mins
SSC JE EE Live Quiz 1 (Power System)
Attempt now to get your rank among 1015 students!
Question 1
A circuit breaker is rated as 1500 A, 1000 MVA, 33 kV, 3-second, 3-phase oil circuit breaker. The rated normal current is
Question 2
Figure shows the single line diagram of a 3-phase transmission line. The three phase short-circuit fault (i.e. symmetrical fault) will be
Question 3
The positive, negative and zero sequence impedances of 3-phase synchronous generator are j 0.5 pu, j 0.3 pu and j 0.2 pu respectively. When symmetrical fault occurs on the machine terminals. Find the fault current?
Question 4
A circuit breaker performs the function of
Question 5
The voltage at the two ends of a transmission line are 132 KV and its reactance is 40 ohm. The Capacity of the line is
Question 6
Figure shows the single line diagram of a 3-phase transmission line. the percentage reactances of alternator and transformer on 10,000 base kVA are
Question 7
A circuit breaker is a
Question 8
Under normal operating conditions the contacts of the circuit breaker remain
Question 9
A 1000 kVA transformer has a reactance of 5%. Its reactance at 2000 kVA base is
Question 10
An isolator is designed to open a circuit under
- 1015 attempts
- 2 upvotes
- 18 comments
Apr 4ESE & GATE EE