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प्रश्न
An object is placed in front of a lens between its optical centre and focus. The formed image is virtual, erect, and diminished. Name the lens used.
उत्तर
The lens used is a concave lens.
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संबंधित प्रश्न
Which type of lenses are:
thinner in the middle than at the edges?
Take down this figure into your answer book and complete the path of the ray.
Fill in the following blank with suitable word:
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Which of the following can form a virtual image which is always smaller than the object?
(a) a plane mirror
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(c) a concave lens
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(i) formed by a concave lens,
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