Advertisements
Advertisements
Question
Complete the following sentence :
A piece of wood is held under water. The upthrust on it will be ___________ the weight of the wood piece.
Solution
A piece of wood is held under water. The upthrust on it will be more than the weight of the wood piece.
APPEARS IN
RELATED QUESTIONS
The relative density of alcohol is 0.8. Its density is
A plastic cube is released into the water. Will it sink or come to the surface of the water?
State the laws of liquid pressure.
The S.I. unit of pressure is :
A block of iron of mass 7.5 kg and of dimensions 12 cm × 8 cm × 10 cm is kept on a table top on its base of side 12 cm × 8 cm.
Calculate:
- Thrust and
- Pressure exerted on the table top
Take 1 kgf = 10 N.
What is the centre of buoyancy? State its position for a floating body with respect to the centre of gravity of the body.
State whether true or false. If false, correct the statement.
The weight of fluid displaced determines the buoyant force on an object.
Higher Order Thinking Skill.
How does a fish manage to rise up and move down in water?
What do you understand by the term “Buoyancy”.
Complete the analogy.
Downward force : Weight :: Upward force offered by liquid : ______