What will happen to the height (h)of the mercury column in the manometer shown below if the stopcock is opened, given that the atmospheric pressure is 755 mmHg?
A)h will decrease
B)h will not change
C)h will increase
D)not enough information given to answer the question

Question

What will happen to the height (h)of the mercury column in the manometer shown below if the stopcock is opened, given that the atmospheric pressure is 755 mmHg? 
A)h will decrease 
B)h will not change 
C)h will increase 
D)not enough information given to answer the question

Quizplus · Accepted Answer

The Answer is A

What Will Happen to the Height (H)of the Mercury Column