GETCO Exam Paper (22-07-2015) Stray loss is equal to _____ copper loss and iron loss mechanical loss & iron loss frictional loss & copper loss field copper loss & iron loss copper loss and iron loss mechanical loss & iron loss frictional loss & copper loss field copper 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.
GETCO Exam Paper (22-07-2015) For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be 2\3 5\6 6\7 7\8 2\3 5\6 6\7 7\8 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) Which of the following is the most likely reason for large overshoot in a control system? presence of dead time delay high positive correcting torque High gain in a system high retarding torque presence of dead time delay high positive correcting torque High gain in a system high retarding torque ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) In case of a balanced three phase sinusoidal AC supply, because of the phase difference rotating magnetic field is produced all are correct neutral current is high if load is not balanced neutral wire is not required, if load is balanced rotating magnetic field is produced all are correct neutral current is high if load is not balanced neutral wire is not required, if load is balanced ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Two heaters rated at 500 W, 250 V each are conneted in series across a 250 V, 50 Hz mains. The total power drawn from the supply would be _____ watt. 1000 500 125 250 1000 500 125 250 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The recent (as on 22/07/2015) Mahakumbh is held at Alahabad Haridwar Ujjain Nasik Alahabad Haridwar Ujjain Nasik ANSWER DOWNLOAD EXAMIANS APP
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