12th Class Physics Past Paper MCQS 2015 Group 1 Test Lahore Board

1-tesla-3-d_-_1-na-3-csup-3-e-1-3-c-2-fsup-3-em-3-csup-3-e-1-3-c-2-fsup-3-e,choke-consumes-extremely-small-3-a_-_power,mutual-induction-play-role-in-3-a_-_28-d-29-transformer,potassium-cathodes-in-photocell-emit-electrons-for-a-light-3-a_-_visible,potential-difference-across-two-terminal-of-silicon-diode-at-300-k-is-3-a_-_0-7-v,production-of-x-rays-is-reverse-process-of-3-a_-_pair-production,specific-resistance-of-a-material-depends-upon-3-a_-_both-a-26-amp-3-b-b,the-brightness-of-sport-on-cro-screen-is-controlled-by-3-a_-_grid,the-rest-mass-energy-of-an-electron-positron-pair-is-3-a_-_1-02-mev,the-thickness-of-base-in-a-transistor-is-of-the-order-of-3-a_-_10-3-csup-3-e-6-3-c-2-fsup-3-em,the-value-of-coulomb-27-s-constant-28-k-29-in-si-units-is-3-a_-_9-x-10-3-csup-3-e-9-3-c-2-fsup-3-e-nm-3-csup-3-e-2-3-c-2-fsup-3-ec-3-csup-3-e-2-3-c-2-fsup-3-e,the-velocity-of-an-oscillating-charge-as-it-moves-to-and-fro-along-a-wire-is-3-a_-_changing,the-winding-of-the-electromagnet-in-motor-are-usually-called-3-a_-_field-coils,two-down-and-one-up-quacks-make-3-a_-_proton,which-one-of-the-following-can-be-taken-as-measure-of-electric-field-intensity-3-f_-_cf-86-3-csub-3-ee-3-c-2-fsub-3-e-2-fa,which-one-pair-belongs-to-accepter-impurity-3-f_-_boron-2-c-gallium,which-particle-has-larger-range-in-air-3-f_-_3-f-3-frays