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In order to increase the magnifying powe...

In order to increase the magnifying power of a telescope

A

The objective should have large focal length and the eye-piece should have small

B

The objective should have small focal length and the eye-piece should have large

C

The focal lengths of both objective and eye- piece lens are small

D

The focal lengths of both objective and eye piece lens are large

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The correct Answer is:
B
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AAKASH INSTITUTE-Mock Test 36-Example
  1. A convex lens causes a ray of light to converge, for this reason it ma...

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  2. A person cannot see objects clearly beyond 125 cm. The power of the le...

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  3. In a compound microscope, the intermediate image is

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  4. If fo and fe are the focal lengths of the objective lens and eye-piece...

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  5. In a laboratory five convex tenses L1, L2, L3, L4 and L5 of focal leng...

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  6. The minimum magnification produced by simple microscope of focal lengt...

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  7. The difference between maximum magnification and minimum magnification...

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  8. A person cannot see objects clearly that are closer that 1 m and farth...

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  9. Magnifying power of an astronomical telescope is M.P. If the focal len...

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  10. A far sighted person cannot see object clearly al a distance less than...

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  11. Select the correct option

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  12. In order to increase the magnifying power of a telescope

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  13. Identify the correct description of the below figure

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  14. The shape of reflected wavefronts in case of reflection of plane wave ...

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  15. For point source, the wavefront is

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  16. The value of angle r in figure below is (##AAKMCP36NEETPHYE36017Q01.p...

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  17. Huygen's wave theory explain the phenomena of

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  18. Huygen's principle allows us to determine,

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  19. According to Huygen's construction, each point of secondary wavefront ...

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  20. When source is linear, the wavefront is

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