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A torch is placed at two different positions \(A\) and \(B\), one by one, as shown in figure.
![YCIND_220922_4494_figure_11_9.png](https://resources.cdn.yaclass.in/3f07c2e3-32a6-4539-acb0-da8c554bdcfb/YCIND2209224494figure119w500.png)
Experimental set-up
The shape of the shadow obtained in two positions is shown in figure.
![YCIND_220922_4494_figure_11_10.png](https://resources.cdn.yaclass.in/6718db5b-eb87-486b-9ba9-3f8ca488bbdf/YCIND2209224494figure1110w400.png)
Shape of the shadows
Match the position of the torch and shape of the shadow of the ball.
The position of the torch \(A\) will form a shadow and the position of the torch \(B\) will form a shadow . A change in the shape of the shadow is observed as the .