Question

An object is lying at a distance of 90 cm from a
concave mirror of focal length 30 cm. The position
and nature of image formed by it will be
(1) 45 cm, of the size of object
(2) 90 cm, smaller than object
(3) 30 cm, bigger than object
(4) - 45 cm of the smaller the object​

Answer 1

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