11th Class Physics MCQS Optical Instruments Online Test 3

for-higher-magnification-2-c-which-instrument-should-be-used-3-a_-_compound-microscope,for-normal-adjustment-2-c-what-is-the-length-of-astronomical-telescope-if-focal-lengths-of-objective-and-eye-piece-are-100-cm-and-20-cm-respectively-3-f_-_120-cm,if-a-convex-lens-is-used-as-a-magnifying-glass-2-c-which-lens-will-give-higher-magnification-that-has-3-a_-_short-focal-length,if-a-convex-lens-of-focal-length-5-cm-is-used-as-simple-microscope-then-its-magnifying-power-will-be-3-a_-_6,if-a-convex-lens-of-focal-length-5-cm-is-used-as-simple-microscope-then-its-magnifying-power-willbe-3-a_-_6,if-a-convex-lens-of-focal-length-e-2-80-9-cf-e-2-80-9-d-is-cut-into-two-identical-halves-along-the-lens-diameter-2-c-the-focal-length-of-each-half-is-3-a_-_f,if-a-single-convex-lens-is-placed-close-to-the-eye-2-c-then-it-can-be-26-nbsp-3-b-used-as-3-a_-_simple-microscope,if-an-object-is-placed-in-between-focuse-point-and-optical-center-of-a-convex-lens-2-c-the-image-formed-by-lens-is-3-a_-_real-inverted,if-an-object-lies-at-focus-point-f-in-front-of-a-convex-lens-2-c-its-image-is-formed-at-3-a_-_infinity,if-f-3-csub-3-eo-3-c-2-fsub-3-e-3-d-100-cm-3-b-f-3-csub-3-ee-3-c-2-fsub-3-e-3-d-5-cm-2-c-then-length-and-magnifying-power-of-an-astronomical-telescope-is-3-a_-_105-cm-3-b-20,if-focal-length-of-objective-and-eye-piece-is-0-5-m-and-10-cm-respectively-then-magnifying-power-of-telescope-will-be-3-a_-_5,if-magnifying-power-of-magnifying-glass-is-3-2-c-then-focal-length-will-be-3-a_-_12-5-cm,if-magnifying-power-of-magnifying-glass-is-3-2-f-then-focal-length-will-be_-_12-5-cm,if-the-object-is-at-5-cm-from-the-lens-of-simple-microscope-than-its-magnifying-power-will-be-3-a_-_5,if-the-speed-of-light-in-vacuum-is-22-c-22-2-c-then-its-velocity-in-a-medium-of-refractive-index-1-3-is-3-a_-_5-c-28-0-crac-7-bc-7-d-7-b-1-3-7-d-5-c-29,in-compound-microscope-2-c-the-focal-length-of-objective-is-3-a_-_small,in-michelson-27-s-experiment-the-equation-used-to-find-the-speed-of-light-is-3-a_-_3-cimg-src-3-d-22-2-fimages-2-fmcqs-2-f-11th-2-fphy-2-f-11th-phy-ch-10-012-02-png-22-3-e,in-michelson-e-2-80-99-s-experiment-the-angle-subtended-by-a-side-of-the-eight-sided-mirror-is-3-a_-_5-c-28-0-crac-7-b-5-cpi-7-d-7-b-4-7-drad-5-c-29,in-michelson-e-2-80-99-s-experiment-the-equation-used-to-find-the-speed-of-light-is-3-a_-_5-c-28-c-3-d-16-fd-5-c-29,in-multimode-step-index-fibre-2-c-the-diameter-of-core-is-3-a_-_5-c-2850-5-c-2-c-5-cmu-m-5-c-29,the-resolving-power-of-an-astronomical-telescope-depends-on-3-a_-_the-focal-length-of-the-objective-lens,two-converging-lenses-2-c-each-of-focal-length-f-used-in-combination-2-c-become-a-telescope-if-the-distance-between-them-is-3-a_-_2-f,will-travel-faster-than-others-through-an-optical-fibre-3-a_-_infrared-light