(A) When a small lamp (point source of light) is placed at the principal focus $(F)$ of a concave mirror,the light rays originating from the lamp stri

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(A) When a small lamp (point source of light) is placed at the principal focus $(F)$ of a concave mirror,the light rays originating from the lamp strike the mirror and are reflected parallel to the principal axis. This property is widely used in torches,searchlights,and vehicle headlights to produce a strong,parallel beam of light.

Class 10 Science Light – Reflection and Refraction Reflection of Light and Spherical Mirrors

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$A$ concave mirror can be used to obtain a parallel beam of light from a small lamp.

A
True
B
False
C
D

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Class 10 Questions

Class 10

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Chapter

Light – Reflection and Refraction

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Reflection of Light and Spherical Mirrors

The focal length of a plane mirror is $.....$

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When a plane mirror is rotated by an angle $\theta$,the reflected ray turns by an angle $2\theta$. Is this statement true or false?

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How many images are formed by two parallel mirrors?

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What kind of mirror - concave,convex,or plain - would be best suited for use in a solar cooker? Why?

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The rays travelling parallel to the principal axis after reflecting from the concave mirror pass or appear to pass through the focus.

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$A$ concave mirror can be used to obtain a parallel beam of light from a small lamp.

Similar Questions

The focal length of a plane mirror is $.....$

When a plane mirror is rotated by an angle $\theta$,the reflected ray turns by an angle $2\theta$. Is this statement true or false?

How many images are formed by two parallel mirrors?

What kind of mirror - concave,convex,or plain - would be best suited for use in a solar cooker? Why?

The rays travelling parallel to the principal axis after reflecting from the concave mirror pass or appear to pass through the focus.

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