question_answer

The height of a barometer filled with a liquid of density 3.4 g/cc under normal condition is approximately-

A) 8 m                              

B) 5 m

C) 3 m                              

D) 1 m

Correct Answer: C

Solution :

\[{{P}_{0}}=hdg\] \[{{10}^{5}}=h\times 3.4\times {{10}^{3}}\times 10\] \[h=0.29\times 10\] \[h\,\,=\,\,2.9\,m\]