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. 100 V. 75 V. 125 V. 0 V. 100 V. 75 V. 125 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A rectangular magnet of magnetic moment M is cut into two pieces of same length. The magnetic moment of each piece will be 2 M. M / L. M / 2. M. 2 M. M / L. M / 2. M. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Current efficiency in electroplating is usually 99 %. 70 to 80 %. 90 to 98 %. 50 to 60 %. 99 %. 70 to 80 %. 90 to 98 %. 50 to 60 %. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits To reduce hysteresis loss, we use copper bars. laminated sheets. soft-iron. CRGO steel. copper bars. laminated sheets. soft-iron. CRGO steel. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which variety of copper has the best mechanical strength ? Hard drawn copper. Soft copper. Annealed copper. Cast copper. Hard drawn copper. Soft copper. Annealed copper. Cast copper. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The capacitance of a parallel plate capacitor can be varied by changing the dielectric medium only. changing the overlapping area of the plates only. All of these changing the distance between the plates only. changing the dielectric medium only. changing the overlapping area of the plates only. All of these changing the distance between the plates only. ANSWER DOWNLOAD EXAMIANS APP
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