11th Class Physics MCQS Optical Instruments Online Test 4

in-newer-optical-fibre-system-2-c-reapters-are-placed-at-3-a_-_30-km,in-normal-adjustment-the-length-of-telescope-is-3-a_-_5-c-28-f-o-2-bf-e-5-c-29,information-carrying-capacity-of-optical-fibre-is-called-3-a_-_band-width,light-entering-glass-will-not-suffer-change-in-3-a_-_frequency,magnification-of-convex-lens-is-3-a_-_5-c-281-2-b-0-crac-7-bd-7-d-7-bf-7-d-5-c-29,magnifying-power-of-an-optical-instrument-is-given-by-the-ratio-of-3-a_-_ce-b-8-3-csub-3-ei-3-c-2-fsub-3-e-2-f-ce-b-8-3-csub-3-eo-3-c-2-fsub-3-e,magnifying-power-of-telescope-is-3-a_-_3-cimg-src-3-d-22-2-fimages-2-fmcqs-2-f-11th-2-fphy-2-f-11th-phy-ch-10-010-02-png-22-3-e,magnifying-power-of-the-lens-is-6-then-its-focal-length-will-be-3-a_-_5,multimode-graded-index-fiber-core-has-diameter-of-range-3-a_-_5-c-2850-1000-5-c-2-c-ce-b-cm-5-c-29,multimode-graded-index-fibre-has-a-core-whose-diameter-range-tie-from-3-a_-_50-to-1000-ce-b-cm,multimode-step-index-fiber-is-useful-for-3-a_-_short-distance,nature-of-image-in-compound-microscope-is-3-a_-_virtual-and-inverted,product-of-number-of-rulings-e-2-80-9-cn-e-2-80-9-d-and-the-order-of-diffraction-e-2-80-9-cm-e-2-80-9-d-is-equal-to-3-a_-_resolving-power,rayleigh-formula-of-resolving-power-3-a_-_5-c-28-r-3-d-0-crac-7-b-1-22-5-clambda-7-d-7-bd-7-d-5-c-29,refractive-index-of-water-is-3-a_-_1-33,the-ability-to-reveal-the-minor-details-of-an-object-under-examination-is-called-3-a_-_resolving-power,the-detector-in-photo-phone-is-made-up-of-3-a_-_silicon,the-diameter-of-the-core-of-the-single-mode-step-index-fibre-is-3-a_-_5-c-285-5-c-2-c-5-cmu-m-5-c-29,the-final-image-formed-by-a-simple-microscope-3-a_-_virtual-and-inverted,the-final-image-obtained-by-astronomical-telescope-is-3-a_-_virtual,the-speed-at-which-light-travels-within-the-material-depends-upon-3-a_-_refractive-index,using-a-graded-index-fiber-2-c-the-time-difference-is-reduced-to-about-3-a_-_1-26-nbsp-3-bns-2-fkm,with-a-step-index-fiber-2-c-the-overall-time-difference-may-be-about-3-a_-_33-ns-2-fkm