Power Systems If skin depth is more, then skin effect is either 1 or 2 less more None of these either 1 or 2 less more None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 2 mm. 0.2 mm. 4 mm. 0.4 mm. 2 mm. 0.2 mm. 4 mm. 0.4 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ground capacitance existing between transmission line and ground is 4µF. Find the inductive reactance of the peterson coil for compensation of arcing grounds? 855.26 Ω 625.35 Ω 0.844 Ω 265.25 Ω 855.26 Ω 625.35 Ω 0.844 Ω 265.25 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems In case of failure of prime mover of the generator, which type of relay is used? offset mho relay impedance relay reverse power relay distance relays offset mho relay impedance relay reverse power relay distance relays ANSWER DOWNLOAD EXAMIANS APP
Power Systems In coal fired thermal power stations, what are the electrostatic precipitators used for? To remove dust particles setting on the bus bar conductors in the station switch yard To collect the dust particles from the flue gases To keep the air heaters clean All of these To remove dust particles setting on the bus bar conductors in the station switch yard To collect the dust particles from the flue gases To keep the air heaters clean All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The factor affecting run off are rain fall pattern, shape and size of catchment area. all of above. amount of vegetation and weather condition in the catchment area. the topography and nature of soil in the catchment area. rain fall pattern, shape and size of catchment area. all of above. amount of vegetation and weather condition in the catchment area. the topography and nature of soil in the catchment area. ANSWER DOWNLOAD EXAMIANS APP
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