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A torch is placed at two different positions \(A\) and \(B\), one by one, as shown in figure.
Experimental set-up
The shape of the shadow obtained in two positions is shown in figure.
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 .
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