GETCO Exam Paper (22-07-2015) An over-current relay of current rating 5 A and setting 150% is connected to a 200/5 A CT. Then the relay to pickup, the line current required is 100 300 150 200 100 300 150 200 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The Y bus matrix is a sparse matrix because … bus incidence matrix is a sparse matrix lines are connected to less no. of buses no of lines are less Y primitive is a sparse matrix bus incidence matrix is a sparse matrix lines are connected to less no. of buses no of lines are less Y primitive is a sparse matrix ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The mechanical angle is _____ electrical angle always less greater than or equal to same lesser than or equal to always less greater than or equal to same lesser than or equal to ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Electrical angle = (P/2)*mechanicla angle
GETCO Exam Paper (22-07-2015) Light from the nearest star (other than the sun) reaches the earth in 4.2 years 4.2 hours 4.2 minutes 42 secs 4.2 years 4.2 hours 4.2 minutes 42 secs ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For given kVAR and line voltage the ratio of star to delta value of capacitor is 0.33333333333333 1 3 1.73 0.33333333333333 1 3 1.73 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 0 N-m 23.5 N-m 22 N-m 10 N-m 0 N-m 23.5 N-m 22 N-m ANSWER EXPLANATION DOWNLOAD EXAMIANS APP P = 2πTN/60 where N is speed in rpm
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