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Question
The given figure shows the formation of the shadow of an opaque object when light from a torch strikes the object. If the distance between the torch and the object is increased, the size of the shadow will:
The given figure shows the formation of the shadow of an opaque object when light from a torch strikes the object. If the distance between the torch and the object is increased, the size of the shadow will:
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Solution
The correct option is A Decrease
If the distance between the torch (light source) and the object is increased, the size of the shadow will decrease. This is because an object farther away from the light source will block lesser area of the light, hence decreasing the size of its shadow (as shown below)
If the distance between the torch (light source) and the object is increased, the size of the shadow will decrease. This is because an object farther away from the light source will block lesser area of the light, hence decreasing the size of its shadow (as shown below)
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