Which of the following statements is incorrect ?
A) Lightning arrestors are used before the switchgear
B) Shunt reactors are used as compensation reactors
C) The peak short current is (1.8 xV2) times the A.C. component
D) The MVA at fault is equal to base MVA divided by per unit equivalent fault reactance
Correct Answer:
Verified
Q3: When a wave propagates on a transmission
Q4: Which of the following statements is incorrect?
A)Station
Q5: Discrimination between main and back up protection
Q6: Induction cup relay is operated due to
Q7: A.C. network analyser is used to solve
Q9: Short-circuit currents are due to
A)single phase to
Q10: To reduce short circuit fault currents are
Q11: Bus coupler is very essential in arrangement
A)single
Q12: For cost and safety, the outdoor substations
Q13: The short circuit in any winding of
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