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7th CBSE
IMPORTANT
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A concave mirror cannot be used as:

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Important Questions on Light

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7th CBSE
IMPORTANT

Which of the following mirror can form a real image of an object?

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7th CBSE
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The mirror which can form a magnified image of an object is _____.

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7th CBSE
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An object is placed at a distance of 15 cm from a convex lens of focal length 10 cm. The image obtained on the screen is:

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7th CBSE
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When an object is kept at any distance in front of a concave lens, the image formed is always:

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7th CBSE
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Which of the following can form a virtual image which is always smaller than the object?
A. Concave mirror
B. Concave lens
C. Convex mirror
D. Convex lens
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7th CBSE
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The splitting up of white light into seven colours on passing through a glass prism is called:

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7th CBSE
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The image formed by a plane mirror is:
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7th CBSE
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A concave mirror has a focal length of 10 cm. At which of the following distance should an object be placed so that it may form a virtual, erect and magnified image?