Hamad Electromagnetic Induction 31/03/2020 A. 50 N B. 120 N C. 240 N D. 480 N Related Mcqs: If current in a conductor increases then according to Lenz’s law self-induced voltage will____________?A. aid the increasing current B. tend to decrease the amount of cur-rent C. produce current opposite to the in-creasing current D. aid the applied voltage... Lenz’s law is a consequence of the law of conservation of__________?A. induced current B. charge C. energy D. induced e.m.f.... 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... Energy stored in a magnetic field is given by______________?A. LI2 B. L2I/2 C. LI2/2 D. IL2...
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