Electric Circuits The greater the internal resistance of a cell the greater the emf. the greater the terminal voltage. the lesser the emf. the lesser the terminal voltage. the greater the emf. the greater the terminal voltage. the lesser the emf. the lesser the terminal voltage. ANSWER DOWNLOAD EXAMIANS APP
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 + j3) pu (2 + j4) pu (4 + j2 ) pu (3 + j4) pu (4 + j3) pu (2 + j4) pu (4 + j2 ) pu (3 + j4) pu ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The internal resistance of a practical voltage source is considered to be connected in either parallel or series. series. parallel. None of these either parallel or series. series. parallel. None of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 60 Hz frequency voltage would cause a bulb to turn on and off 70 times per second. 80 times per second. 60 times per second. 120 times per second. 70 times per second. 80 times per second. 60 times per second. 120 times per second. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is 100 N. 10 N. 10000 N. 1000 N. 100 N. 10 N. 10000 N. 1000 N. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The active and reactive power in an AC circuit are 10W and 20VAR respectively. What is the power factor? 0.866. 0.577. 1. 0.5. 0.866. 0.577. 1. 0.5. ANSWER DOWNLOAD EXAMIANS APP
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