Question

Pick out the wrong statement:

a.

The vacuum pressure is always the negative gauge pressure.

b.

The pressure of the liquid measured by a piezometer tube is the gauge pressure.

c.

Manometric liquid should have high surface tension.

d.

The point at which the resultant pressure on an immersed surface acts, is known as the centre of gravity.

Answer: (d).The point at which the resultant pressure on an immersed surface acts, is known as the centre of gravity.

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Q. Pick out the wrong statement:

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