Power Systems In coal fired thermal power stations, what are the electrostatic precipitators used for? 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 To remove dust particles setting on the bus bar conductors in the station switch yard ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following materials is/are used as moderators? graphite heavy water beryllium All of these graphite heavy water beryllium All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems For symmetrical network, the neutral current is maximum zero any of the above infinity maximum zero any of the above infinity ANSWER DOWNLOAD EXAMIANS APP
Power Systems For head and low discharge the water turbine used Kaplan wheel. Pelton wheel. Francis turbine. propeller turbine. Kaplan wheel. Pelton wheel. Francis turbine. propeller turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a nuclear reaction is operating at constant power the multiplication factor is greater than 1. less than 1. 1. may be any of the above. greater than 1. less than 1. 1. may be any of the above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as corona effect unsymmetrical fault skin effect All of these corona effect unsymmetrical fault skin effect All of these ANSWER DOWNLOAD EXAMIANS APP
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