Buoyant force is
A. The resultant force acting on a floating body
B. The resultant force on a body due to the fluid surrounding it
C. Equal to the volume of liquid displaced
D. The force necessary to maintain equilibrium of a submerged body
Answer: Option B
This Question Belongs to Mechanical Engineering >> Hydraulics And Fluid Mechanics In ME
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A flow in which the quantity of liquid flowing per second is constant, is called __________ flow.
A. Steady
B. Streamline
C. Turbulent
D. Unsteady
A hydraulic ram is a device used to
A. Store the energy of water
B. Increase the pressure of water
C. To lift water from deep wells
D. To lift small quantity of water to a greater height when a large quantity of water is available at a smaller height
A. The weight of the body
B. More than the weight of the body
C. Less than the weight of the body
D. Weight of the fluid displaced by the body
ans is c
reason: The result is a net upward force (a buoyant force) on any object in any fluid. If the buoyant force is greater than the object's weight, the object will rise to the surface and float. ... The buoyant force is a result of pressure exerted by the fluid.