The line of action of the buoyant force acts through the

The line of action of the buoyant force acts through the centroid of the

A

submerged body

B

volume of the floating body

C

volume of the fluid vertically above the body

D

displaced volume of the fluid

The line of action of the buoyant force passes through the centre of gravity of the

A

Submerged body

B

Displaced volume of the fluid

C

Volume of fluid vertically above the body

D

Horizontal projection of the body

The horizontal component of buoyant force is

A

Negligible

B

Same as buoyant force

C

Zero

D

None of the above

Thee horizontal component of buoyant force is

A

negligible

B

same as buoyant force

C

zero

D

none of the above

Buoyant force is

A

resultant force acting on a floating body

B

equal to the volume of liquid displaced

C

force necessary to keep a body in equilibrium

D

the resultant force on a body due to the fluid surrounding it

The buoyant force acting on a floating body is dependent on the

A

Viscosity of the liquid

B

Weight of the liquid displaced

C

Depth of immersion of the body

D

Surface tension of the liquid

Which of the following physicists explained the existence of Buoyant force?

A

Archimedes

B

Blaise Pascal

C

Charles Augustine de Coulomb

D

Issac Newton

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

Buoyant force

A

For non-symmetrical bodies is not vertical

B

Depends on the depth of the submergence of the floating body

C

Depends on the weight of the floating body

D

None of these

40 N এর একটি বল 8 kg ভরের একটি স্থির বস্তুর উপর ক্রিয়া করে। 4 sec পর যদি ঘলের ক্রিয়া বন্ধ হয়ে যায় তবে প্রথম থেকে 9 sec এ বস্তুটি কত দূরত্ব অতিক্রম করবে? ( A force of 40 N acts on a fixed object of mass 8 kg. If the action of force stops after 4 sec, what distance will the object travel in 9 see from the beginning?)

A

120 m

B

150 m

C

110 m

D

130 m

E

140 m

The line of action of the buoyant force acts through the

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