Power Systems Four identical alternators each are rated for 20 MVA, 11 KV having a subtransient reactance of 16% are working in parallel. The short circuit level at the busbar is 125 MVA 500 MVA 100 MVA 400 MVA 125 MVA 500 MVA 100 MVA 400 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants normally operage at high speeds Hydro electric. Thermal. Diesel engine. Petrol engine. Hydro electric. Thermal. Diesel engine. Petrol engine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The factor affecting run off are all of above. amount of vegetation and weather condition in the catchment area. rain fall pattern, shape and size of catchment area. the topography and nature of soil in the catchment area. all of above. amount of vegetation and weather condition in the catchment area. rain fall pattern, shape and size of catchment area. the topography and nature of soil in the catchment area. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the frequency is increased, then skin effect will remains unaffected increases decreases any of the above remains unaffected increases decreases any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is lagging. unity. zero. leading. lagging. unity. zero. leading. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used for protection of equipment from open circuits protection of equipment from short circuits protection of equipment from external lightning All of these protection of equipment from open circuits protection of equipment from short circuits protection of equipment from external lightning All of these ANSWER DOWNLOAD EXAMIANS APP
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