GETCO Exam Paper (22-07-2015) The RMS value of the voltage u(t) = 3 + 4 cos(3t) is 3 + 2(1.41) 5 7 4.12 3 + 2(1.41) 5 7 4.12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP if voltage is given by,v(t) = V₀ + V₁ cos(3t) + V₂ cos(5t)+ …RMS value is given by,√( V₀² + (V₁/√2)² + (V₂/√2)² + …)
GETCO Exam Paper (22-07-2015) The constraints that are to be met with while solving UC problem are Minimum up time all are correct Spinning reserve Minimum down time Minimum up time all are correct Spinning reserve Minimum down time ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Shunt capacitors in a substation deliver active power delivers lagging VAR consume active power consumes lagging VAR deliver active power delivers lagging VAR consume active power consumes lagging VAR ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The relay which is most sensitive to power swings (mal operation) is Mho Relay Impedance Relay Reactance Relay Over current Relay Mho Relay Impedance Relay Reactance Relay Over current Relay ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The surge impedance loading of the line will _____ if the length of the line is double become half four times remains same double become half four times remains same double ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Surge impedance is independent of length of the line
GETCO Exam Paper (22-07-2015) The PU impedance of a 1089 MVA, 33 kV generator is 1, the ohmic value of its impedance is: 10 100 0.5 1 10 100 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
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