Advertisements
Advertisements
Question
A homogeneous block floats on water (a) partly immersed (b) completely immersed. In each case state the position of centre of buoyancy B with respect to the centre of gravity G of the block.
Advertisements
Solution
When the body is partially immersed, its centre of buoyancy will be below the centre of gravity of the block.
When the body is completely immersed, its centre of buoyancy will coincide the centre of gravity.
APPEARS IN
RELATED QUESTIONS
A body floats in a liquid when its weight becomes equal to the weight of the liquid displaced by its submerged part.
The buoyant force experienced by a body when floating in saltwater is ....... to or same that of when floating in pure water.
A piece of wood floats on water. The buoyant force on wood will be
The density of brass is 8.4 g cm-3. What do you mean by this statement?
Explain the meaning of the statement
‘Relative density of aluminium is 2.7’.
Why is the tip of an allpin made sharp?
A piece of wood if left under water comes to the surface. Explain the reason.
A block of wood is floating on water with its dimensions 50 cm x 50 cm x 50 cm inside water. Calculate the buoyant force acting on the block. Take g = 9.8 N kg-1.
The center of gravity of the floating body and the center of buoyance are in the same ______ line.
Assertion (A): The buoyant force on a submerged rigid object can be considered to be acting at the center of mass of the object.
Reason (R): In rigid body, force distributed uniformly through its volume can be considered to be acting at the centre of mass of the body.
