Electric Circuits An electrical motor has rating of 10 MVA at 0.8 lag, represented as series RL circuit at a 50 MVA base. Find the impedance value? (4 + j2 ) pu (4 + j3) pu (3 + j4) pu (2 + j4) pu (4 + j2 ) pu (4 + j3) pu (3 + j4) pu (2 + j4) pu ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In series RLC circuit to get Q>1, which of the following is required? XL > R All of these XL < R XL = R XL > R All of these XL < R XL = R ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The strength of current in 1 H inductor changes at rate of 1 A / sec. Find the voltage across it? 2 V. None of these. 0.5 V. 1 V. 2 V. None of these. 0.5 V. 1 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Common impurity in battery electrolyte is dust. lead sulfate. sodium chloride. iron. dust. lead sulfate. sodium chloride. iron. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The phase angle difference between current and voltage is 90o, the power will be zero. VI. minimum. maximum. zero. VI. minimum. maximum. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits If all the elements in a particular network are linear, then the superposition theorem would hold, when the excitation is AC only Either AC or DC DC only An Impulse AC only Either AC or DC DC only An Impulse ANSWER DOWNLOAD EXAMIANS APP