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. 100 V. 75 V. 0 V. 125 V. 100 V. 75 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across R is 50.8 V. 24.4 V . 30.6 V. 40.8 V. 50.8 V. 24.4 V . 30.6 V. 40.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A wire 2.5 m long is bent into a square. An current of 100 A flowing through the wire will produce a magnetizing force at the center of the square, equal to 144 AT / m. 222 AT / m. 72 AT / m. 196 AT / m. 144 AT / m. 222 AT / m. 72 AT / m. 196 AT / m. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The alternative names for active power is/are true power. average power. real power. All of these true power. average power. real power. All of these ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The current in the resistor R shown in figure will be 0.2 A. 0.6 A. 0.8 A. 0.4 A. 0.2 A. 0.6 A. 0.8 A. 0.4 A. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre? 1.56. 3.12. 6.24. 0.020. 1.56. 3.12. 6.24. 0.020. ANSWER DOWNLOAD EXAMIANS APP
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