Fluid Mechanics Viscosity Question 211
Question: The value of g at a place decreases by 2%. The barometric height of mercury
Options:
A)Increases by 2%
B)Decreases by 2%
C)Remains unchanged
D)Sometimes increases and sometimes decreases
Show Answer
Answer:
Correct Answer: A
Solution:
$ h=\frac{P}{\rho g} $ $ h\propto \frac{1}{g} $ (P and r are constant) If value of g decreased by 2% then h will increase by 2%.
BETA
