Statement -1: A smooth block of mass `2kg` and specific gravity `2.5` is attached with a spring of force constant `k = 100 N//m` and is half dipped in water. If the extension in the spring is 1cm, the force exteted by the bottom of tank on the block is `19N`. Statement-2 : In the arrangement shown, the buoyant force acting on the block is equal to weight of liquid displaced. A. Statement I is true, statement II is true and statement II is correct explanation for statement IB. Statement I is true, statement II is true and statement II is not the correct explanation for statement IC. Statement I is true, statement II is false.D. Statement I is false, statement II is true.

Statement -1: A smooth block of mass `2kg` and specific gravity `2.5`

1.	Statement -1: A smooth block of mass `2kg` and specific gravity `2.5` is attached with a spring of force constant `k = 100 N//m` and is half dipped in water. If the extension in the spring is 1cm, the force exteted by the bottom of tank on the block is `19N`. Statement-2 : In the arrangement shown, the buoyant force acting on the block is equal to weight of liquid displaced. A. Statement I is true, statement II is true and statement II is correct explanation for statement IB. Statement I is true, statement II is true and statement II is not the correct explanation for statement IC. Statement I is true, statement II is false.D. Statement I is false, statement II is true.
Answer» Correct Answer - B `f_(B)+kx=mgimpliesf_(B)=20-1=19N`

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