SSC JE Mechanical Engineering 2017 Set 4 Paper

Question : 145 of 200

Marks: +1, -0

The point in the immersed body through which the resultant pressure of the liquid may be taken to acts is known as

centre of gravity
centre of buoyancy
centre of pressure
metacentre

Solution:

Centre of pressure: The center of pressure is the point where the total sum of a pressure field acts on body, causing a pressure force to act through that point.
Centre of pressure (h)

= {I_{C_1}+Ah^2}/{Ah}+h

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