GETCO Exam Paper (22-07-2015) Stray loss is equal to _____ field copper loss & iron loss 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 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) 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. 125 250 500 1000 125 250 500 1000 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Speed of induction motor at rated torque is _____ than at maximum torque. depends on load lesser greater same depends on load lesser greater same ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Which of the following is a reason to decouple AVR and LFC loops when there is a shortage of reactive power? deference of error is the main reason Change in voltage magnitude marginally affects real power angle of the voltage is not considered AVR loop response is slower than LFC loop deference of error is the main reason Change in voltage magnitude marginally affects real power angle of the voltage is not considered AVR loop response is slower than LFC loop ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) For formation of the Y bus matrix (using node voltage analysis) in power system network modelling _____ is used Faraday's law KVL KCL all are correct Faraday's law KVL KCL all are correct 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 neutral current is high if load is not balanced rotating magnetic field is produced neutral wire is not required, if load is balanced all are correct neutral current is high if load is not balanced rotating magnetic field is produced neutral wire is not required, if load is balanced all are correct ANSWER DOWNLOAD EXAMIANS APP
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