Power Systems Condition for zero voltage regulation is cosφ = X/R tanφ = X/R tanφ = R/X cosφ = R/X cosφ = X/R tanφ = X/R tanφ = R/X cosφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where air circuit breakers are used? Up to 11 kV. Up to 33 kV. Up to 66 kV. Up to 12 kV. Up to 11 kV. Up to 33 kV. Up to 66 kV. Up to 12 kV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where do compounding done in thermal power plants Ash handling plant. Generator. Turbine. Coal handling plant. Ash handling plant. Generator. Turbine. Coal handling plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Four identical alternators each are rated for 20 MVA, 11 KV having a subtransient reactance of 16% are working in parallel. The short circuit level at the busbar is 100 MVA 500 MVA 125 MVA 400 MVA 100 MVA 500 MVA 125 MVA 400 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase? 1 0.882 0.93 1.13 1 0.882 0.93 1.13 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the characteristic impedance of a transmission line, if impedance is 16 Ω and admittance is 0.1 m℧? 200 Ω 400 Ω 320 Ω 160 Ω 200 Ω 400 Ω 320 Ω 160 Ω ANSWER DOWNLOAD EXAMIANS APP
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