MDCAT Physics MCQS Electromagnetic Induction Online Test 1
a-c-generator-based-upon-the-3-a_-_faradays-law-of-electromagnet-induction,a-device-which-converts-electrical-energy-into-mechanical-energy-is-called-3-a_-_d-c-motor,a-metal-rod-of-1-m-is-moving-at-a-speed-of-1-ms-3-f-1-in-a-direction-making-an-angle-30-o-with-0-5-t-magnetic-field-the-emf-produced-is-3-a_-_0-25-v,a-real-transformer-does-not-change-3-a_-_frequency-level,a-simple-device-that-prevents-the-direction-of-current-from-changing-is-called-3-a_-_commutator,a-step-up-transformer-is-used-120-v-line-to-provide-240-v-if-primary-coil-has-100-turns-the-number-of-turns-is-secondary-is-3-a_-_200,b-3-csup-3-e-2-3-c-2-fsup-3-e-2-f-2-ce-bc-3-csub-3-eo-3-c-2-fsub-3-e-is-the-expression-of-3-a_-_magnetic-energy-density,by-winding-the-cold-around-a-fess-magnetic-core-2-c-self-induction-3-a_-_will-increase,commentator-was-invented-by-3-a_-_william-sturgeon,commutator-was-invented-in-3-a_-_1834,eddy-current-is-one-cause-energy-loss-in-3-a_-_transformer,efficiency-of-transformer-does-not-affected-by-3-a_-_input-voltage,electromagnetic-induction-obeys-law-of-conservation-of-3-a_-_energy,emf-is-induced-due-to-change-in-3-a_-_magnetic-flux,energy-density-in-an-inductor-is-3-a_-_directly-proportional-to-square-of-magnetic-field,which-one-of-the-following-is-not-present-in-an-a-c-generator-3-a_-_commutator
Questions | 16 |
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Available | Always |
Pass rate | 45 % |
Backwards navigation | Allowed |