Advertisements
Advertisements
Question
The unit torr is related to the barometric height as :
Options
1 torr = l cm of Hg
1 torr = 0.76 m of Hg
1 torr = 1 mm of Hg
1 torr = 1m of Hg
Advertisements
Solution
The unit torr is related to the barometric height as : 1 torr = 1 mm of Hg
RELATED QUESTIONS
Write the numerical value of the atmospheric pressure on the earth surface in pascal.
How is water drawn up from a well by a water pump?
What is the purpose of a barometer?
Why is the barometric height used as unit to express the atmospheric pressure?
State two uses of a barometer.
How is the reading of a barometer affected when it is taken to (i) a mine, and (ii) a hill?
Convert 1 mm of Hg into pascal. Take density of Hg = 13.6 x 103 kg m-3 and g = 9.8 m s-2 .
At a given place, a mercury barometer records a pressure of 0.70 m of Hg. What would be the height of water column if mercury in barometer is replaced by water? Take density of mercury to be = 13.6 × 103 kg m-3.
Briefly state the variations in the vertical distribution of pressure.
How does the atmospheric pressure change with altitude?
