GETCO Exam Paper (22-07-2015) For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be 7\8 6\7 5\6 2\3 7\8 6\7 5\6 2\3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP fractional pitch = Cos( α/2)α is obtain from: (nα/2)=90˚ where n is harmonicα=25.7143˚fractional pitch=6/7
GETCO Exam Paper (22-07-2015) Who was the political Guru of Netaji? Sardar Patel Gokhle Lokmanya Tilak R. Das Sardar Patel Gokhle Lokmanya Tilak R. Das ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Calculate torque developed by the 3-phase, 5 HP, 4 pole induction motor runs at 1500 rpm 10 N-m 22 N-m 0 N-m 23.5 N-m 10 N-m 22 N-m 0 N-m 23.5 N-m ANSWER EXPLANATION DOWNLOAD EXAMIANS APP P = 2πTN/60 where N is speed in rpm
GETCO Exam Paper (22-07-2015) Oil is mostly _____ by trucks in India deliver transfer transmit transport deliver transfer transmit transport ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In a given current transformer, If permissible current ratio error rated primary current is 5% the CT is suitable for both measuring and protection as power transformer protection purpose measuring purpose both measuring and protection as power transformer protection purpose measuring purpose ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Speed of induction motor at rated torque is _____ than at maximum torque. same greater depends on load lesser same greater depends on load lesser ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS