Hamad Electromagnetic Induction 29/07/2020 A. 20 Wb B. 2 Wb C. 0.2 Wb D. 0.02 Wb 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... A coil with negligible resistance has 50V across it with 10 mA. The inductive reactance is_____________?A. 50 ohms B. 500 ohms C. 1000 ohms D. 5000 ohms... A.C cannot be used for________________?A. producing heat B. producing light C. magnetizing and electroplating D. all the above... Transformer works on the principle of________________?A. Lenzs law B. Faradays law C. Mutual induction D. Law of conservation of power... Self-inductance of a long solenoid is______________?A. μoN2A B. μoN2/A C. μoN2 D. BA...
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