Power Systems Nuclear fission means combination of two light nuclei. graphite. moderator. breaking up of nuclear of heavy atoms into nearly equal parts. combination of two light nuclei. graphite. moderator. breaking up of nuclear of heavy atoms into nearly equal parts. ANSWER DOWNLOAD EXAMIANS APP
Power Systems By using guard ring in a transmission line, its string efficiency increase decrease None of these remains unaffected increase decrease None of these remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as unsymmetrical fault skin effect All of these corona effect unsymmetrical fault skin effect All of these corona effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of electrical power transmission is/are Voltage regulation of the transmission line must be zero or minimum Transmission system must be more efficient with minimum line losses nether 1 nor 2 both 1 and 2 Voltage regulation of the transmission line must be zero or minimum Transmission system must be more efficient with minimum line losses nether 1 nor 2 both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems An alternator having an induced emf of 1.6 pu is connected to an infinite bus of 1 pu. If the bus bar has reactance of 0.6 pu and alternator has reactance of 0.2 pu, what is the maximum power that can be transferred? 6 pu 5 pu 2.67 pu 2 pu 6 pu 5 pu 2.67 pu 2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A Pelton wheel turbine having a rated speed of 300 rpm is connected to an alternator to produce power at 50 Hz. The number of poles required in the alternator is 10 4 8 20 10 4 8 20 ANSWER DOWNLOAD EXAMIANS APP
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