answer me q.13 , 14& 15
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13) is option (A)
(15) I think its concave mirror , if it is concave then the answer is (C)
because object cannot be placed.on a centre of curvature in convex mirror.
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13.
(a) An electrical motor converts mechanical energry to electrical energy.
An electrical motor converts electrical energy to mechanical energy. The electrical generator converts mechanical energy to electrical energy
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14.
(c) Nuclear Energy.
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15.
(a) Less than f
Explaination:-
Wherever the object is placed (other than infinity), the image is always formed less than f for a convex mirror.
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Hope this helps ✌❤
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