Mechanical Engineering - Hydraulics and Fluid Mechanics - Discussion

Discussion Forum : Hydraulics and Fluid Mechanics - Section 4 (Q.No. 18)
18.
A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy.
coincides with
lies below
lies above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
9 comments Page 1 of 1.

Harry said:   9 years ago
In stable : B is above G.

Jana said:   9 years ago
@Harry.

No, it is wrong answer, B should be below the G for the Stable equilibrium.

Ankit yadav said:   9 years ago
Good answer @Jana.

Digambar said:   9 years ago
@Ankit and @Jana. When there is floating body then only b should below g for stable equilibrium.

For submerged or immersed body g should be below b.

Sai pallavi said:   8 years ago
Thank you @Digambar.

Kailash said:   8 years ago
For stable equilibrium, the centre of buoyancy should below the centre of gravity and meta centre should above the centre of gravity.

Kajal said:   8 years ago
For submerged body B lies above G.

Jeeva said:   6 years ago
There are two conditions:

1. Submerged body.
2. Floating body answer is right for the submerged body.

SATHISH KUMAR R said:   4 years ago
Given answer (lies below) is correct.

i) Centre of gravity lies below the centre of buoyancy.
ii) The centre of buoyancy lies above the centre of gravity.

Both give the same meaning.

Submerged body:

Stable - B lies above G.
Unstable - B lies below G.
Neutral - B and G coincides.

Floating body:
Stable - M lies above G.
Unstable - M lies below G.
Neutral - M and G coincide.

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