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Q.

Is it true that the relation between object distance (u), image distance (v) and focal length (f) for a concave mirror is given by  1v+1u = 1f ?


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a

True

b

False 

answer is A.

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Detailed Solution

The above statement is True.
The relation between object distance (u), image distance (v) and focal length (f) for a concave mirror is given by
1v+1u = 1f
The distance between the pole of the mirror and the object is called object distance (u), the distance between the pole of the mirror and the image formed is called image distance (v), and the distance between the focus (F) and the pole of the mirror is called focal length (f).
 
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