Power Systems An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 500/5. The plug setting multiplier for a fault current of 5 kA is 6 5 2 8 6 5 2 8 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following effects are associated with transmission line ferranti effect All of these corona effect skin effect ferranti effect All of these corona effect skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statement is/are true?Zn nether 1 nor 2 both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit nether 1 nor 2 both 1 and 2 The neutral grounding impedance Zn appears as Zn in zero sequence equivalent circuit The neutral grounding impedance Zn appears as 3Zn in zero sequence equivalent circuit ANSWER DOWNLOAD EXAMIANS APP
Power Systems In which of the following configuration power transferability is higher? triangular configuration None of these horizontal configuration same in both configuration triangular configuration None of these horizontal configuration same in both configuration ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the approximate efficiency of a normal thermal power station? 30-40% 60-70% 45-55% 20-25% 30-40% 60-70% 45-55% 20-25% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of following fuels is used by slow thermal nuclear reaction for power generation U238. U235. Pu239. Th232. U238. U235. Pu239. Th232. ANSWER DOWNLOAD EXAMIANS APP
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