A boat carrying a number of large stones is floating in a water tank. What would happen to the water level, if a stones are unloaded into water ?
A
Rises
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B
Falls
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C
Remains unchanged
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D
Rises till half the number of stones are unloaded and then begins to fall
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Solution
The correct option is A Rises
The level of water will rise when stones are unloaded into water. The density of stones is more than the density of water. So, when the stones are dropped into the water, the stone replaces the volume of water equal to the volume of stones.