Electric Circuits A current in a circuit is given by, If the current flows through the 5 Ω resistor, find power dissipated at t = 0? 40 Watts. 20 Watts. 10 Watts. 15 Watts. 40 Watts. 20 Watts. 10 Watts. 15 Watts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which part of magnetic path requires largest mmf? Coil. Core. Inductance. Air gap. Coil. Core. Inductance. Air gap. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two equal resistors R connected in series across a voltage source V dissipate power P. What would be the power dissipated in the same resistors when they are connected in parallel across the same voltage source? 16P. 4P. 2P. P. 16P. 4P. 2P. P. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following is not equivalent to watts? Ampere2 – Ohm. Ampere-volts. Amperes/volt. Joules per second. Ampere2 – Ohm. Ampere-volts. Amperes/volt. Joules per second. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is RBY. RYB. YRB. BRY. RBY. RYB. YRB. BRY. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A conductor of length l meters moves at right angles to a uniform magnetic field of flux density B = 1.5 T. if the velocity of revolution of the conductor is 50 ms-1 then induced e.m.f. in the conductor is 0 V. 125 V. 75 V. 100 V. 0 V. 125 V. 75 V. 100 V. ANSWER DOWNLOAD EXAMIANS APP
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