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# A sheet of plywood, a piece of muslin cloth, and a transparent glass, all of the same size and shape were placed at A one by one in the arrangement shown in the figure.

Will the shadow be formed in each case? If yes

Yes, In each case the shadow will be formed but in all the cases, the darkness of the shadow will be different.

**$(i)$. In the case of transparent glass sheet$\rightarrow$**

Most of the light in the case of a transparent sheet of glass will pass through the glass. So, the darkness of shadow will be very low.

**$(ii)$. In the case of muslin cloth$\rightarrow$**

Most of the light in the case of muslin cloth will be reflected. So, the shadow will be darker than the transparent sheet of glass.

**$(iii)$. In the case of plywood$\rightarrow$**

While in the case of plywood, all the light would be stopped completely by the plywood. So, the darkness strength will be highest in this case.

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