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A wooden black, with a coin placed on its top, flats in water as shown in the figure. The distance are shown there. After sometime, the coin falls into the water, then

a)

b)

c)

 decrease and  increase

d)


Question ID - 57070 | Toppr Answer

A wooden black, with a coin placed on its top, flats in water as shown in the figure. The distance are shown there. After sometime, the coin falls into the water, then

a)

b)

c)

 decrease and  increase

d)

1 Answer - 5876 Votes

3537

Answer Key : (b) -

(b)

 Will decreases because the block moves up.  will decreases because the coin will displace the volume  of water equal to its own volume when it is in water whereas when it is on the block it will displace the volume of water  whose weight is equal to weight of coin and science density of coin is greater than the density of water,



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