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? 20 Watts. 15 Watts. 40 Watts. 10 Watts. 20 Watts. 15 Watts. 40 Watts. 10 Watts. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A constant voltage source has minimum current capacity. low internal resistance. high internal resistance. minimum efficiency. minimum current capacity. low internal resistance. high internal resistance. minimum efficiency. 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 125 V. 100 V. 75 V. 0 V. 125 V. 100 V. 75 V. 0 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation? 5 W. 1 W. 64 W. 10 W. 5 W. 1 W. 64 W. 10 W. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following lamp has least resistance ? 60 W, 220 V. 200 W, 220 V. 25 W, 220 V. 100 W, 220 V. 60 W, 220 V. 200 W, 220 V. 25 W, 220 V. 100 W, 220 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is 2f0. still f0. f0 / 2. f0 / 4. 2f0. still f0. f0 / 2. f0 / 4. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS