Related Questions

When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called
A Pascal’s law
B Archimedes’s principle
C Principle of flotation
D Bernoulli’s theorem
Which law/principle states that when a body is immersed fully or partially in a fluid, it experiences an upward force that is equal to the weight of the fluid displaced by it?
A Boyle's Law
B Charles Law
C Archimedes Principle
D Pascal's Law
A ship is berthed in a chamber and lifted by principles of buoyancy Such a chamber is called.
A Dry dock
B Wet dock
C Floating dock
D Refuge dock
If the weight of a body immersed in a fluid exceeds the buoyant force, then the body will
A rise until its weight equals the buoyant force
B tend to move downward and it may finally sink
C float
D none of the above
The change in length due to a tensile or compressive force acting on a body is given by (where P = Tensile or compressive force acting on the body, $$l$$ = Original length of the body, A = Cross-sectional area of the body and E = Young's modulus for the material of the body)
A $$\frac{{{\text{P}}l{\text{A}}}}{{\text{E}}}$$
B $$\frac{{{\text{P}}l}}{{{\text{AE}}}}$$
C $$\frac{{\text{E}}}{{{\text{P}}l{\text{A}}}}$$
D $$\frac{{{\text{AE}}}}{{{\text{P}}l}}$$
The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to
A Buoyancy
B Equilibrium of a floating body
C Archimede's principle
D Bernoulli's theorem
The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the sub-merged body is called
A upthrust
B reaction
C buoyancy
D metacentre
The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the submerged body is called
A Up-thrust
B Reaction
C Buoyancy
D Metacentre
The force of buoyancy is always __________ the weight of the liquid displaced by the body.
A Equal to
B Less than
C More than
D None of these
The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced.
A Equal to
B Less than
C More than
D None of these

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