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Light Reflection and Refraction
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01/12/2020 4:02 pm
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A person standing in front of a mirror finds his image larger than himself. This shows that mirror is convex in nature. (True/False)
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01/12/2020 4:05 pm
False
Explanation:
Convex mirror always forms a diminished image so it is false statement.
- v/u = 1/m ⇒ v = - u/m
Using, 1/f = 1/v + 1/u = - m/v + 1/v
= - (m - 1)/v
∴ u = -(m - 1)f
i.e., the object distance from the mirror is numerically equal to (m - 1 )f.