Physics
What is meant by the statement 'the atmospheric pressure at a place is 76 cm of Hg'? State it's value in Pa.
Fluids Pressure
51 Likes
Answer
The statement 'the atmospheric pressure at a place is 76 cm of Hg' means that the atmospheric pressure at that place is equal to the pressure due to mercury column of height 76 cm .
The value of 76 cm of Hg = 1.013 x 105 Pa.
Answered By
30 Likes
Related Questions
A partially inflated balloon is placed inside a bell jar connected to a vacuum pump. On creating vacuum inside the bell jar, balloon gets more inflated. How does the pressure change: increase, decrease or remains same, inside the (a) bell jar and (b) balloon ?
What is the purpose of a barometer?
How is the barometric height of a simple barometer affected if it's tube is pushed down into the trough of mercury?
How is the barometric height of a simple barometer affected if it's tube is slightly tilted from vertical?