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The blue colour of the sky is due to...

The blue colour of the sky is due to

A

Scattering

B

Dispersion

C

Reflection

D

Refraction

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The correct Answer is:
A
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AAKASH INSTITUTE-RAY OPTICS AND OPTICAL INSTRUMENTS-ASSIGNMENT (SECTION - C)
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  4. For a plane convex lens (mu= 1.5) has radius of curvature 10 cm. It i...

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  7. A convex lens is dipped in a liquid whose refractive index is equal to...

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  8. Which of the following is incorrect?

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  9. A double concave thin lens made out of glass (mu=1.5) have radii of cu...

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  10. A convex lens forms a real image 16 mm long on a screen. If the lens i...

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  11. A point object is moving with speed u(0) at a position somewhere betwe...

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  13. An object is placed in front of two convex lenses one by one at a dist...

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  14. If R(1)andR(2) are the radii of curvature of the spherical surfaces of...

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  16. To increase the magnifying power of telescope ( f(o) = focal length ...

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  17. An astronomical telescope of ten-fold angular magnification has a leng...

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