12th Class Physics MCQS Electromagnetism Online Test 5

the-galvanometer-can-be-made-sensitive-by-making-the-factor-banc-3-a_-_large,the-lorentz-force-on-a-charged-particle-moving-in-electric-field-e-and-magnetic-field-b-is-given-by-3-a_-_f-3-df-3-csub-3-ee-3-c-2-fsub-3-e-2-bf-3-csub-3-eb-3-c-2-fsub-3-e,the-magnetic-flux-3-fb-is-equal-to-3-a_-_b-3-f-a-3-f,the-magnetic-force-is-simply-a-3-a_-_deflecting-force,the-magnetic-force-on-an-electron-traveling-with-10-3-csup-3-e-6-3-c-2-fsup-3-e-ms-3-csup-3-e-3-c-2-fsup-3-e-parallel-to-a-field-strength-1-web-m-3-csup-3-e-2-3-c-2-fsup-3-e-is-3-a_-_zero,the-magnetic-force-on-an-electron-traveling-with-velocity-108-ms-1-perpendicular-to-magnetic-field-of-strength-1-wb-m-2-is-3-a_-_1-6-c-3-9710-3-csup-3-e-11-3-c-2-fsup-3-en,the-magnetic-fore-on-an-electron-travelling-with-108-ms-3-f-1-parallel-to-a-fiedl-strength-1-web-m-3-f-2-is-3-a_-_zero,the-number-of-electrons-in-cro-is-controlled-by-3-a_-_grid,the-relation-between-current-i-and-angle-of-deflection-3-f-in-a-moving-coil-galvanometer-is-3-a_-_i-3-f-3-f,the-s-i-unit-of-flux-density-is-3-a_-_na-3-csup-3-e-1-3-c-2-fsup-3-em-3-csup-3-e-1-3-c-2-fsup-3-e,the-s-i-unit-of-magnetic-induction-is-3-a_-_tesla,the-sensitivity-of-galvanometer-directly-depends-upon_-_both-a-26-amp-3-b-b,the-si-unit-of-magnetic-induction-tesla-is-equal-to-3-a_-_na-3-csup-3-e-1-3-c-2-fsup-3-em-3-csup-3-e-1-3-c-2-fsup-3-e,the-si-unit-of-magnetic-permeability-is-3-a_-_wb-am-3-csup-3-e-1-3-c-2-fsup-3-e,the-unit-for-permeability-of-free-space-is-3-a_-_wb-a-3-csup-3-e-1-3-c-2-fsup-3-em-3-csup-3-e-1-3-c-2-fsup-3-e,the-unit-of-e-nc-3-csup-3-e-1-3-c-2-fsup-3-e-and-that-of-b-is-na-3-csup-3-e-1-3-c-2-fsup-3-e-m-3-csup-3-e-1-3-c-2-fsup-3-e-then-the-unit-of-e-2-fb-is-3-a_-_ms-3-csup-3-e-1-3-c-2-fsup-3-e,the-unit-of-magnetic-flux-is-3-a_-_weber,the-value-of-e-2-fm-is-smallest-for-3-a_-_proton,the-value-of-permeability-of-free-space-in-si-unit-is-3-a_-_4-3-f-c-3-9710-3-csup-3-e-7-3-c-2-fsup-3-e-wb-a-3-csup-3-e-1-3-c-2-fsup-3-em-3-csup-3-e-1-3-c-2-fsup-3-e,the-value-of-shunt-resistance-is-given-by-28-rs-29-3-a_-_ir-3-csub-3-eg-3-c-2-fsub-3-e-2-f-1-i-3-csub-3-eg-3-c-2-fsub-3-e,two-parallel-wires-carrying-currents-in-the-opposite-direction-3-a_-_repel-each-other,write-the-si-unit-of-magnetic-flux-3-a_-_n-m-a-3-csup-3-e-1-3-c-2-fsup-3-e