ECAT Physics MCQS Electromagnetic Induction Online Test 2

energy-density-in-inductor-is-given-by-3-a_-_1-2-f-2-2-ab-3-csup-3-e-2-3-c-2-fsup-3-e-3-f-3-csub-3-eo-3-c-2-fsub-3-e,energy-stored-in-inductor-is-3-a_-_1-2-f-2-2-ali-3-csup-3-e-2-3-c-2-fsup-3-e,for-step-down-transformer-3-a_-_n-3-csub-3-ep-3-c-2-fsub-3-e-26-gt-3-bn-3-csub-3-es-3-c-2-fsub-3-e,henry-is-si-unit-of-3-a_-_self-induction,if-10-a-current-passes-through-100-m-h-inductor-2-c-then-energy-stored-is-3-a_-_5-j,if-a-step-up-trancforn-mer-were-100-25-efficient-2-c-the-primary-and-secondary-wingings-would-have-the-same-3-a_-_power,if-d-c-is-input-for-step-up-transformer-2-c-then-output-is-3-a_-_zero,if-magnetic-field-is-doubled-then-magnetic-energy-density-becomes-3-a_-_four-times,if-speed-of-rotation-of-a-generator-is-doubled-the-output-voltage-will-be-3-a_-_double,if-the-coil-is-wound-on-iron-core-2-c-the-flux-through-it-3-a_-_increases,if-we-make-magnetic-field-stronger-the-value-of-induced-current-is-3-a_-_increased,in-a-c-generator-2-c-when-plane-of-coil-is-perpendicular-to-magnetic-field-2-c-then-output-of-generator-is-3-a_-_zero,in-a-c-inductor-behaves-as-3-a_-_capacitor,in-case-of-inductor-2-c-energy-is-stored-in-the-3-a_-_magnetic-field,in-d-c-generator-2-c-split-rings-act-as-3-a_-_commutator,with-the-increase-in-speed-of-motor-the-magnitude-of-back-emf-3-a_-_increases