The conditions for the stable equilibrium of a floating body are

For a floating body to be in stable equilibrium, its metacentre should be

A

below the center of buoyancy

B

above the center of buoyancy

C

between e.g. and center of pressure

D

above the center of gravity.

A floating body is said to be in a state of stable equilibrium

A

when its metacentric height is zero

B

when the metacentre is above the centre of gravity

C

when the metacentre is below the centre of gravity

D

only when its centre of gravity is below its centre of buoyancy

If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, the body is said to be in __________ equilibrium.

A

Neutral

B

Stable

C

Unstable

D

None of these

A floating/submerged body is always stable, if its centre of gravity

A

Lies above its centre of buoyancy

B

And centre of buoyancy coincide

C

Lies below its centre of buoyancy

D

Lies above its meta centre

For a floating body to be in equilibrium

A

meta center should be above e.g.

B

center of buoyancy and e.g. must lie on same vertical plane

C

a righting couple should be formed

D

all of the above

For an unstable equilibrium of a floating body (where, M = metacentre.)

A

M is above G

B

M is below G

C

M & G coincide

D

None of these

A body floating in a liquid is said to be in neutral equilibrium, if its metacentre

A

Coincides with its centre of gravity

B

Lies above its centre of gravity

C

Lies below its centre of gravity

D

Lies between the centre of buoyancy and centre of gravity

I saw a floating flower in the pond. Here floating is__

A

A gerund

B

A participle

C

A main verb

D

An infintitive

PHP can automatically convert integers to floating point numbers and floating point numbers to integers.

A

TRUE

B

FALSE

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 conditions for the stable equilibrium of a floating body are

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