Question:

A bulb is kept burning just right above the following solids. Name the shape of the shadows obtained in each case. Attempt to give a rough sketch of the shadow. (You may try to experiment first and then answer these questions).
(i)A ball (iI) A cylindrical(iii) pipe A book

Updated On: Dec 8, 2023
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Solution and Explanation

The shapes of the shadows of these figures will be as follows. (i) A ball
A ball
The shape of the shadow of a ball will be a circle. 


(ii) A cylindrical pipe
A cylindrical pipe
The shape of the shadow of a circular pipe will be a rectangle. 


(iii) A book
A book
The shape of the shadow of a book will be a rectangle.

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