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A ray of light is reflected at angle 30^...

A ray of light is reflected at angle `30^@`.If the angle of incidence becomes double,then angle of reflection will be

A

`90^@`

B

`60^@`

C

`45^@`

D

`30^@`.

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
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  7. If a concave mirror of focal length f produces a real image n times th...

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  8. A concave mirror of focal length f ( in air ) is immersed in water (mu...

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  9. A convex mirror of focal elongth f produces an image magnified m times...

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  10. A convex mirror forms an imge,which is 1//n times the size of the obje...

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  11. A short linear object of length b lies along the axis of a concave mir...

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  12. A diminihsed virtual image can be produced only with

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  13. A virtual image larger than the object can be produced by

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  14. The field of the view is maximum for

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  15. In case of spherical mirrors,which of the followed do/does not depend ...

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  16. Light appears to travel in a straight lines,since

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  17. If the light prpagating along a straight ine bends by a small but fixe...

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  18. A glass slab of thickness 4 cm contains the same number of waves as 5 ...

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