Mechanical Properties of Fluids - Result Question 6

6. The compressibility of water is 4×105 per unit atmospheric pressure. The decrease in volume of 100cm3 of water under a pressure of 100 atmosphere will be

(a) 0.4cm3

(c) 0.025cm3

(b) 4×105cm3

(d) 0.004cm3

[1990]

Topic 2: Fluid Flow, Reyonld’s Number & Bernoulli’s Principle

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Answer:

Correct Answer: 6. (a)

Solution:

  1. (a) K=1B=ΔV/VP. Here, P=100atm,

K=4×105 and V=100cm3.

Hence, ΔV=0.4cm3



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