Mechanical Properties of Fluids - Result Question 1

1. In a u-tube as shown in the fig. water and oil are in the left side and right side of the tube respectively. The heights from the bottom for water and oil columns are 15cm and 20cm respectively. The density of the oil is

[take π water =1000kg/m3 ] [NEET Odisha 2019]

(a) 1333kg/m3

(b) 1200kg/m3

(c) 750kg/m3

(d) 1000kg/m3

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Solution:

  1. (c) Pressure at A= Pressure at B.

Pa+0.15×103×g=Pa+0.20×d0g

d0=0.15×1030.20=0.75×103=750kg/m3



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