GETCO Exam Paper (22-07-2015) The instantaneous value of power in purely inductive circuit is zero constant none of this changing zero constant none of this changing ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The instantaneous value of power in purely inductive circuit is changing as it is given as v*i. The average power of purely inductive circuit over a cycle is zero
GETCO Exam Paper (22-07-2015) The constraints that are to be met with while solving UC problem are Minimum up time Spinning reserve all are correct Minimum down time Minimum up time Spinning reserve all are correct Minimum down time ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The Y bus matrix is a sparse matrix because … lines are connected to less no. of buses Y primitive is a sparse matrix no of lines are less bus incidence matrix is a sparse matrix lines are connected to less no. of buses Y primitive is a sparse matrix no of lines are less bus incidence matrix is a sparse matrix ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The RMS value of the voltage u(t) = 3 + 4 cos(3t) is 4.12 5 3 + 2(1.41) 7 4.12 5 3 + 2(1.41) 7 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) Fast excitation system of the generator will _____ Improve the reactive power control Improve the dynamic stability Improve the voltage control Improve the power factor Improve the reactive power control Improve the dynamic stability Improve the voltage control Improve the power factor ANSWER DOWNLOAD EXAMIANS APP
GETCO Exam Paper (22-07-2015) The breaking capacity of a CB is usually expressed interms of amperes MW MVA volts amperes MW MVA volts ANSWER DOWNLOAD EXAMIANS APP
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