Atmospheric Pressure

Q. There are two jars filled with air. The volume of air in both the jars is same. But Jar 2 has more water vapour than Jar 1.

Can you guess which one will exert less atmospheric pressure?

1. Jar 1
2. Jar 2
3. Both the jars will exert the same amount of atmospheric pressure.
4. None of the jars will exert atmospheric pressure.

Q. On a fine day, what should be the normal atmospheric pressure at any given point of time?

1. 101.32 millibar
2. 1013.2 millibar
3. 10.132 millibar
4. 1.1032 millibar

Q.

Describe an activity to show the presence of atmospheric pressure.

Q. A device called is used to measure the wind speed.

1. speedometer
2. odometer
3. anemometer
4. barometer

Q. Find the height of the total atmosphere above the earths surface where the atmospheric pressure is measured as 1.013*100000 Pa and density of air is 1.3kg/m³

Q. What should be the level of mercury at normal atmospheric pressure?

1. 75 cm
2. 76 cm
3. 77 cm
4. 80 cm

Q. A low-pressure zone may occur when the heat of the Sun increases in a particular area.

1. True
2. False

Q. This is a small ball of ice in the atmosphere, especially at night .

1. Mist
2. Fog
3. Hail
4. Frost