Hamad Electromagnetic Induction 04/05/2023 A. Magnetic flux density B. Torque C. Mutual induction D. Motional emf Related Mcqs: The inductance of a coil will increase under all the following conditions except______________?A. when more length for the same number of turns is provided B. when the number of turns of the coil increase C. when more area for each turn is provided D. when permeability of the core increases... Two coils have self-inductances of 10 H and 2 H, the mutual inductance being zero. If the two coils are connected in series, the total inductance will be_____________?A. 6 H B. 8 H C. 12 H D. 24 H... cmf generated by A.C dynamo depends upon_____________?A. number of turns in the coil B. magnetic field strength C. frequency of rotation D. all of above... Inductors acts as a short circuit for_______________?A. AC B. DC C. Both A and B D. none of these... When the motor is at its maximum speed then back emf will be______________?A. Maximum B. Zero C. Intermediate values D. No back emf...
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