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Question
The radius of curvature of a concave mirror whose focal length is 5cm is ______
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Solution
The radius of curvature of a concave mirror whose focal length is 5cm is 10 cm
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RELATED QUESTIONS
Draw ray diagrams to show the principal focus of a concave mirror.
Draw a ray diagram showing how a concave mirror can be used to produce a real, inverted and diminished image of an object.
An object is placed at a distance of 10 cm from a concave mirror of focal length 20 cm.
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- Calculate the image distance.
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An object is placed at a large distance in front of a concave mirror of radius of curvature 40 cm. The image will be formed in front of the mirror at a distance:
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Draw a ray diagram to show the formation of image of an object placed between the focus and centre of curvature of a concave mirror. State the position, size and nature of the image.
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(A) a very blurred image on the wall opposite to the mirror
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While looking at the above diagram, Nalini concluded the following.
- the image of the object will be a virtual one.
- the reflected ray will travel along the same path as the incident ray but in opposite direction.
- the image of the object will be inverted.
- this is a concave mirror and hence the focal length will be negative.
Which one of the above statements are correct?
A student wants to obtain an erect image of an object using a concave mirror of 10 cm focal length. What will be the distance of the object from mirror?
