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Given a point source of light, which of ...

Given a point source of light, which of the following can produce a parallel beam of light

A

Convex mirror

B

Concave mirror

C

Concave lens

D

Two plane mirrors inclined at an angle of `90^(@)`

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The correct Answer is:
B
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ERRORLESS-RAY OPTICS-NCERT BASED QUESTIONS ( SPHERICAL MIRROR )
  1. Under which of the following conditions will a convex mirror of focal ...

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  2. The graph between u and v for a convex mirrorr is

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  3. A 2.0 cm tall object is placed 15 cm in front of concave mirrorr of f...

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  4. A point object is placed on the axis of the concave mirror at a distan...

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  5. An object is kept at a distance of 60 cm from a concave mirror. For ge...

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  6. Given a point source of light, which of the following can produce a pa...

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  7. In an experiment to find focal length of a concave mirror, a graph is ...

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  8. As the position of an object (u) reflected from a concave mirror is va...

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  9. Which of the following graphs is the magnification of a real image aga...

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  10. The direction of ray of light incident on a concave mirror is shown by...

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  11. A square wire of side 1cm is placed perpendicular to the principal axi...

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  12. The focal length of convex tens is f and the distance of an object fro...

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  13. If the lower half of a concave mirror's reflecting surface is made opa...

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  14. Match List I with List II and select the correct anwer using the codes...

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

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  16. An object placed in front of a concave mirror at a distance of x cm fr...

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  17. A cube of side 2m is placed in front of a concave mirror of focal l en...

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  18. A concave mirror of radius of curvature R has a circular outline of ra...

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  19. An object moving at a speed of 5m/s towards a concave mirror of focal ...

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  20. A car is moving with a constant speed of 60 km h^-1 on a straight road...

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