Power Systems Which of the following insulator is practically used for railway crossings? pin insulator string insulator strain insulator All of these pin insulator string insulator strain insulator All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A buchholz relay is used for protection of a transformer against all external faults nether 1 nor 2 both 1 and 2 protection of a transformer against all internal faults protection of a transformer against all external faults nether 1 nor 2 both 1 and 2 protection of a transformer against all internal faults ANSWER DOWNLOAD EXAMIANS APP
Power Systems The advantage of hydro electric power station over thermal power station is hydro electric power station can supply the power throughout the year the initial cost of hydro electric power station is low hydro electric station can be constructed at the place where the energy is required the operation cost of hydro electric power station is low hydro electric power station can supply the power throughout the year the initial cost of hydro electric power station is low hydro electric station can be constructed at the place where the energy is required the operation cost of hydro electric power station is low ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a neutral point of 3 - Φ system is directly connected to earth then it has what type of grounding? Peterson coil. Reactance. Solid. Resistance. Peterson coil. Reactance. Solid. Resistance. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal power plants the size of coal after crushing 40 mm. 300 mm. 200 - 205 mm. 20 - 25 mm. 40 mm. 300 mm. 200 - 205 mm. 20 - 25 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In coal fired thermal power stations, what are the electrostatic precipitators used for? All of these To collect the dust particles from the flue gases To keep the air heaters clean To remove dust particles setting on the bus bar conductors in the station switch yard All of these To collect the dust particles from the flue gases To keep the air heaters clean To remove dust particles setting on the bus bar conductors in the station switch yard ANSWER DOWNLOAD EXAMIANS APP
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