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Gauge pressure at point 

Option: 1

Can be positive


Option: 2

Can be negative


Option: 3

Can be Zero


Option: 4

All of the above 


Answers (1)

best_answer

As we have learnt

Gauge pressure -

It may be positive negative or zero

-

 

   

Pressure at the surface = P_{a}

pressure abouve the ground < P_{a}

Pressure at a point inside lake > P_{a}

Gauge pressure=P-P_{a}

So it may be positive negative or zero.

Posted by

Irshad Anwar

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