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CBSE Class 12-science Answered

An astronomical telescope, in normal adjustment position, has magnifying power 5. The distance between the objective and the eye-piece is 120 cm. Calculate the focal lengths of the objective and of the eye-piece.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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Answered by | 04 Jun, 2014, 03:23: PM

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CBSE 12-science - Physics
Optical instrument
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Asked by tannudahiya80536 | 20 Dec, 2022, 01:13: PM
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CBSE 12-science - Physics
derive the expression for the magnifying Power and the length of a compound microscope using two convex lenses.
Asked by kamleshstarone392 | 16 Apr, 2022, 06:26: AM
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CBSE 12-science - Physics
derive an expression for the magnifying power of an astronomical telescope in normal adjustment?
Asked by shijurlytepz | 12 Oct, 2021, 06:56: PM
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CBSE 12-science - Physics
Define and write expression for magnifying power of an astronomical telescope in normal adjustment (i,e, when the final image is formed at infinity)  
Asked by khanhill543 | 31 Dec, 2020, 12:20: AM
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CBSE 12-science - Physics
Find the maximum magnifying power of a compound microscope having a 25 diopter lens as the objective, a 5 diopter lens as the eyepiece and the separation 30 cm between the two lenses. The least distance for clear vision is 25 cm.
Asked by ABHILASHA | 15 Sep, 2020, 06:23: PM
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CBSE 12-science - Physics
the magniuifying power of a telescope is 9. when it adjusted for parallel rays the didtance b/w the eye piece and  objective lens is 20cm find the focal length of both lenses
Asked by akgujrati04 | 22 Aug, 2020, 07:06: PM
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CBSE 12-science - Physics
which mirror does used in microscope and why?
Asked by mazhartahsildar143 | 02 May, 2020, 01:32: PM
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CBSE 12-science - Physics
Is combination of a mirror and lens in syllabus of class 12? 
Asked by govtsecschoolnayaganv051 | 24 Feb, 2020, 04:17: PM
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CBSE 12-science - Physics
Derivation of compound microscope
Asked by phenomenal1ajisback | 20 Feb, 2020, 08:08: PM
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CBSE 12-science - Physics
astronomical telesccope  with full explaination
Asked by singhalakash8958 | 03 Mar, 2019, 10:11: PM
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