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प्रश्न
The focal length of a concave mirror in air is f. When the mirror is immersed in a liquid of refractive index `5/3`, its focal length will become ______.
पर्याय
`5/3` f
`3/5` f
`2/3` f
f
MCQ
रिकाम्या जागा भरा
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उत्तर
The focal length of a concave mirror in air is f. When the mirror is immersed in a liquid of refractive index `5/3`, its focal length will become f.
Explanation:
Because the mirror reflection follows to the rules of reflection, which are constant regardless of the medium, the focal length of a concave mirror is independent of the surrounding medium's refractive index.
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