GETCO Exam Paper (22-07-2015) Which of the following is the wrong statement in terms of slack bus? it should be the largest generator bus in the system voltage and angle is specified at this bus it has finite reactive power generation capability it should be located at the centre of the area it should be the largest generator bus in the system voltage and angle is specified at this bus it has finite reactive power generation capability it should be located at the centre of the area ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) Select the wrong statement from the following in relation to power flow analysis No of ittretion in N R method can not be more than 30 for any system Approximation is used in FDLF method Y Bus is required for power flow analysis jacobian is always required No of ittretion in N R method can not be more than 30 for any system Approximation is used in FDLF method Y Bus is required for power flow analysis jacobian is always required ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The relay which is most sensitive to power swings (mal operation) is Over current Relay Mho Relay Reactance Relay Impedance Relay Over current Relay Mho Relay Reactance Relay Impedance Relay ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The magnitude of sum of two sinusoidal AC voltages is equal to the magnitude of each individual voltage, What must be the phase difference between voltages? 60 120 180 90 60 120 180 90 ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The RMS value of the voltage u(t) = 3 + 4 cos(3t) is 5 4.12 7 3 + 2(1.41) 5 4.12 7 3 + 2(1.41) 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) When the load is suddenly increased in the receiving end of the system, the phase shift will Not affected increase decrease remains same Not affected increase decrease remains same ANSWER DOWNLOAD EXAMIANS APP
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