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An object is 8 cm high. It is desired to form a real image 4 cm high at 60 cm from the mirror. The type of mirror needed with the focal length is
Options
(a) convex mirror with focal length f=40 cm
(b) convex mirror with focal length f=20 cm
(c) concave mirror with focal length f=-40 cm
(d) concave mirror with focal length f=-20 cm
Correct Answer:
convex mirror with focal length f=40 cm
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A particle starts its motion from rest under the action of a constant force
- There are four light-weight-rod samples A,B,C,D seperately suspended by threads
- A particle is executing SHM along a straight line. Its velocities at distances
- A bullet loses 1/20 of its velocity after penetrating a plank.How many planks
- A hemispherical bowl of radius R is rotating about its axis of symmetry
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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