11th Class Physics MCQS Optical Instruments Online Test 1

3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-in-work-energy-principle-work-done-on-a-body-is-equal-to-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-change-in-k-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-opted-unit-to-measure-blood-pressure-is-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-emm-of-hg-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-ea-layer-over-the-central-core-of-the-jacket-is-called-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-cladding-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-arial-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-out-of-phase-points-in-a-wave-can-have-these-series-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-5-c-5-cfrac-7-b-5-c-5-clambda-7-d-7-b-2-7-d-2-c-5-c-5-cfrac-7-b-3-5-c-5-clambda-7-d-7-b-2-7-d-2-c-5-c-5-cfrac-7-b-5-5-c-5-clambda-7-d-7-b-2-7-d-2-c-5-c-5-cfrac-7-b-7-5-c-5-clambda-7-d-7-b-2-7-d-2-c-5-c-5-c-29-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-arial-22-2-c-22-sans-serif-22-27-3-e-the-dolphin-have-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-22-background-color-3-awhite-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-arial-22-2-c-22-sans-serif-22-27-3-estreamlined-bodies-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-einstein-e-2-80-99-s-theory-gives-us-the-physical-picture-of-how-the-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-gravity-works-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-if-e-2-80-98-n-e-2-80-99-is-number-of-lines-ruled-on-the-grating-having-length-e-2-80-9-cl-e-2-80-9-d-then-grating-element-e-2-80-98-d-e-2-80-99-is-given-by-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-el-2-fn-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-if-the-percentage-uncertainty-in-the-radius-of-sphere-is-3-25-2-c-then-total-uncertainty-in-volume-is-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-9-25-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-soap-film-in-sunlight-appears-coloured-due-to-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-interference-of-light-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-the-complete-requirements-for-a-body-to-be-in-equilibrium-is-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-5-c-5-csum-f-3-d-0-2-c-5-c-5-csum-5-c-5-ctau-3-d-0-5-c-5-c-29-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-the-first-person-who-attempted-to-measure-the-speed-of-light-was-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-galilleo-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-the-waveform-of-shm-is-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-sine-wave-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-if-the-initial-phase-is-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-5-c-5-cpi-5-c-5-cover-2-5-c-5-c-29-3-c-2-fspan-3-e-c-2-a-0-then-displacement-of-shm-is-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-x-3-d-x-o-5-c-5-ccos-5-c-5-comega-t-5-c-5-c-29-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-tahoma-22-2-c-22-sans-serif-22-27-3-e-two-vectors-can-be-added-by-simple-arithmetical-method-when-they-are-at-an-angle-of-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-0-3-csup-3-eo-3-c-2-fsup-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-force-acting-on-the-piston-to-move-outward-is-3-a-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-power-stoke-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-e-which-of-the-following-is-a-derivrd-quantity-3-f-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-11-0-pt-22-3-eforce-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-12-0-pt-22-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-which-of-the-following-gives-erect-image-3-f-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-12-0-pt-22-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-all-the-above-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-12-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-calibri-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-in-compound-microscope-2-c-the-focal-length-of-objective-is-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-12-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-calibri-22-2-c-22-sans-serif-22-27-3-e-3-cspan-style-3-d-22-color-3-ablack-22-3-e-small-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-12-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-calibri-22-2-c-22-sans-serif-22-27-3-e-the-distance-between-any-two-consecutive-dark-fringes-is-called-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-a-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-style-3-d-22-font-size-3-a-12-0-pt-22-3-e-3-cspan-style-3-d-27-font-family-3-a-22-calibri-22-2-c-22-sans-serif-22-27-3-e-fringes-spacing-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-3-cspan-style-3-d-27-5-c-5-c-22-font-size-5-c-5-c-3-a-12-0-pt-5-c-5-c-22-27-3-e-3-cspan-style-3-d-27-5-c-5-c-22-font-family-5-c-5-c-3-a-22-calibri-22-2-c-22-sans-serif-22-5-c-5-c-22-27-3-e-the-rotational-kinetic-energy-of-a-hoop-of-mass-m-moving-down-an-inclined-plane-with-velocity-v-will-be-5-c-5-c-3-a-3-c-2-fspan-3-e-3-c-2-fspan-3-e-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-5-c-5-cfrac-7-b-1-7-d-7-b-2-7-dmv-5-e-2-5-c-5-c-29-3-c-2-fspan-3-e-3-c-2-fp-3-e,the-ratio-5-c-28-c-5-cover-v-5-c-29-26-nbsp-3-bis-equal-to-3-a_-_refractive-index,the-unit-of-magnifying-power-of-a-lens-is-3-a_-_no-unit,which-is-not-the-essential-component-of-a-spectrometer-3-f_-_microscope