12th Class Physics MCQS Electromagnetism Online Test 3

a-proper-combination-of-a-galvanometer-and-a-series-of-resistance-acts-as-3-a_-_ammeter,a-sensitive-galvanometer-is-3-a_-_stable,a-voltmeter-is-always-connected-in-3-a_-_parallel,an-avo-meter-can-also-be-called-as-3-a_-_digital-multimeter,an-electron-enters-the-magnetic-field-at-right-angle-from-left-2-c-3-fb-is-into-paper-the-electron-will-be-deflected-3-a_-_downward,brightness-in-cathode-ray-oscilloscope-is-controlled-by-3-a_-_grid,cathode-ray-oscilloscope-works-by-deflecting-a-beam-of-3-a_-_electrons,current-passing-through-the-coil-of-galvanometer-is-3-a_-_c-3-fban,energy-stored-per-unit-volume-inside-a-solenoid-is-called-as-3-a_-_energy-density,for-a-current-carrying-solenoid-the-term-e-2-80-9-cn-e-2-80-9-d-has-has-unit-as-3-a_-_m-3-csup-3-e-1-3-c-2-fsup-3-e,force-on-a-charged-particle-is-zero-when-projected-at-angle-with-magnetic-field_-_0-3-csup-3-eo-3-c-2-fsup-3-e,force-on-a-moving-charge-in-a-magnetic-field-is-given-by-3-a_-_f-3-d-3-f-3-f-3-f-3-fq-28-3-fv-c-3-97-3-fb-29,galvanometer-is-sensitive-when-cban-is-3-a_-_small,grid-in-cathode-ray-oscilloscope-controls_-_numbers-of-electrons,high-resistance-in-voltmeter-is-given-by-3-a_-_vi-3-csub-3-eg-3-c-2-fsub-3-e-3-f-rg,if-a-charge-is-at-rest-in-a-magnetic-field-then-force-on-charge-is-3-a_-_zero,if-a-low-resistance-is-connected-parallel-to-a-galvanometer-then-galvanometer-is-converted-into-3-a_-_ammeter,if-current-flowing-through-a-solenoid-becomes-four-times-2-c-then-magnetic-field-inside-becomes-3-a_-_four-times,if-the-length-and-number-of-turns-of-a-solenoid-are-doubled-strength-of-magnetic-field-will-3-a_-_be-four-time,if-the-length-of-solenoid-is-doubled-but-n-same-2-c-b-3-f-inside-the-solenoid-becomes-3-a_-_half,torque-on-a-current-carrying-coil-is-given-by-3-a_-_ib-acos-3-f,which-one-has-the-least-resistance-3-a_-_ammeter