a) Less that receiving end voltage b) Greater than receiving end voltage c) Equal to receiving end voltage d) Abnormally high Ans: (a)
a) true b) false Ans: (a)
a) true b) false Ans: (b)
a) Sending end power circle diagram b) Receiving end power circle diagram c) Universal power circle diagram d) (a) or (c) Ans: (c)
a) true b) false Ans: (b)
a) 45° b) – 90° c) 90° d) 180° Ans: (c)
a) (VR2)/Z b) (VS2)/Z c) zero d) very high Ans: (c)
a) X = R/√3 b) X = 3R c) X = √3R d) X = R/3 Ans: (c)
a) Two machine system and infinite busbars b) One machine system and infinite busbars c) Multi-machine system only d) None of the above Ans: (b)
a) stability b) instability c) steady state stability d) none of the above Ans: (b)
a) 29 MW b) 28 MW c) 30 MW d) 60 MW Ans: (b)
a) true b) false Ans: (b)
a) The current it is required to carry b) The percentage variation of voltage in the feeder c) The voltage across the feeder d) The distance over which the transmission is made Ans: (a)
a) 1/n times of the original b) 1/n2 times of the original c) 1/√n times of the original d) √n times of the original Ans: (a)
a) 1/4 of the outer conductors b) 1/2 of the outer conductors c) 1/3 of the outer conductors d) Equal to the outer conductors Ans: (b)
a) true b) false Ans: (b)
a) Amplidyne b) Switchgear system c) Synchros d) Relays Ans: (b)
a) Increases b) Decreases c) Will not change d) Will increase in random manner Ans: (b)