GETCO Exam Paper (22-07-2015) Calculate torque developed by the 3-phase, 5 HP, 4 pole induction motor runs at 1500 rpm 22 N-m 0 N-m 23.5 N-m 10 N-m 22 N-m 0 N-m 23.5 N-m 10 N-m ANSWER EXPLANATION DOWNLOAD EXAMIANS APP P = 2πTN/60 where N is speed in rpm
GETCO Exam Paper (22-07-2015) The Z matrix of 2 port network is given by [0.9 0.2 : 0.2 0.6]. The element Y22 of the corresponding Y matrix of the same network is given by 1.2 -0.4 1.8 0.4 1.2 -0.4 1.8 0.4 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Merz-Price protection is employed for protection of motor transmission lines alternators circuit breaker motor transmission lines alternators circuit breaker ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Fuel cell for power generation have drawback of _____ Synchronization problems Very high development costs Noise, pollution and maintenance problems Low life span Synchronization problems Very high development costs Noise, pollution and maintenance problems Low life span ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Power Factor correcting element is generally connected in _____ parallel to source series with load series with source parallel to the load parallel to source series with load series with source parallel to the load ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Stray loss is equal to _____ copper loss and iron loss frictional loss & copper loss field copper loss & iron loss mechanical loss & iron loss copper loss and iron loss frictional loss & copper loss field copper loss & iron loss mechanical loss & iron loss ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Answer in official key is “mechanical loss & iron loss ”.Many times stray loss is also considered as total loss actually accured minus calculatable loss. This means loss that can be calculated is known as stray loss.
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