Power Systems Which of the following produces the radio interference in communication lines? None of these both 1 and 2 electro magnetic induction electro static induction None of these both 1 and 2 electro magnetic induction electro static induction ANSWER DOWNLOAD EXAMIANS APP
Power Systems Merze price current scheme protection is used in transformer. both A and B. bus bars. alternator. transformer. both A and B. bus bars. alternator. ANSWER DOWNLOAD EXAMIANS APP
Power Systems An isolated synchronous generator with transient reactance equal to 0.1 pu on a 100 MVA base is connected to the high voltage bus through a step up transformer of reactance 0.1 pu on a 100 MVA base. The fault level at the bus is 200 MVA 400 MVA 500 MVA 100 MVA 200 MVA 400 MVA 500 MVA 100 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Calorific value of solid fuel is expressed as KCal / gm. Cal / lt. Cal / gm. KCal / lt. KCal / gm. Cal / lt. Cal / gm. KCal / lt. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. 56 %. None of above 28 %. 14 %. 56 %. None of above 28 %. 14 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Stock bridge dampers are used to reduce the vibrations at the point of support All of these reduce the tension increase the sag reduce the vibrations at the point of support All of these reduce the tension increase the sag ANSWER DOWNLOAD EXAMIANS APP
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