A block of density `2000kg//m^3` and mass 10kg is suspended by a spring stiffness `100N//m`. The other end of the spring is attached to a fixed support. The block is completely submerged in a liquid of density `1000kg//m^3`. If the block is in equilibrium position.A. The elongation of the spring is 1 mB. the magnitude of buoyant force acting on the block is 25 NC. the spring potential energy is 12.5 JD. magnitude of spring force on the block is greater than the weight of the block

A block of density `2000kg//m^3` and mass 10kg is suspended by a sprin

1.	A block of density `2000kg//m^3` and mass 10kg is suspended by a spring stiffness `100N//m`. The other end of the spring is attached to a fixed support. The block is completely submerged in a liquid of density `1000kg//m^3`. If the block is in equilibrium position.A. The elongation of the spring is 1 mB. the magnitude of buoyant force acting on the block is 25 NC. the spring potential energy is 12.5 JD. magnitude of spring force on the block is greater than the weight of the block
Answer» Correct Answer - C<br>`Kx=V(2000)(10)-V(1000) (10)`<br> `=10/2000[1000xx10]`<br> Kx=50N ....(b)<br> `U_("Stored")=1/2xx(100)(50/100)^(2)=1/2xx2500/100=12.5 J`<br>