+1 vote
in Fluid Mechanics by (118k points)
What is the pressure in Pascals at a depth of 1m below the water surface?

(a) 98100 Pa

(b) 980 Pa

(c) 98 Pa

(d) 1 Pa

The question was posed to me in an interview.

My query is from Fluid Pressure topic in section Pressure and Its Measurement of Fluid Mechanics

1 Answer

+2 votes
by (362k points)
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Best answer
Right option is (a) 98100 Pa

Easy explanation: It’s the summation of weights on top of the water surface. In this case, it is the weight of the atmosphere and water above 1m. [Formula: P (depth) = Patm +(density of water*gravitational constant*depth)].

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