10th Class Physics MCQS Geometrical Optics Online Test 4

in-a-convex-mirror-2-c-focus-is-3-a_-_behind-the-mirror,index-of-refraction-depend-on-3-a_-_speed-of-light,index-of-refraction-of-diamond-is-3-a_-_2-42,speed-of-light-in-glass-3-a_-_2-x-10-3-csup-3-e-8-3-c-2-fsup-3-ems-3-csup-3-e-1-3-c-2-fsup-3-e,the-change-in-the-focal-length-of-the-eye-lens-is-called-3-a_-_accommodation,the-critical-angle-of-water-is-3-a_-_48-8-c-2-b-0,the-focal-length-of-spherical-mirror-is-equal-to-3-a_-_r-2-f-2,the-human-eye-has-3-a_-_convex-lens,the-power-of-lens-is-reciprocal-of-3-a_-_focal-length,the-refractive-index-of-on-ice-3-a_-_1-31,the-refractive-index-of-water-3-a_-_1-33,the-speed-of-light-in-water-is-3-a_-_2-3-x-10-3-csup-3-e-8-3-c-2-fsup-3-ems-3-csup-3-e-1-3-c-2-fsup-3-e