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10Compressed air exerts pressure greater than atmospheric pressure.
Air can be compressed to reduce its volume.
Pressure inside a heated can is higher than atmospheric pressure before cooling.
A balloon bursts if too much air is filled inside due to increased air pressure.
Air has weight and exerts pressure on the Earth’s surface.
Atmospheric pressure is maximum at higher altitudes.
Barometers are used to measure atmospheric pressure.
U-shaped manometers measure pressure by comparing liquid levels in two limbs.
Atmospheric pressure is not important for using syringes or fountain pens.
Air pressure inside an airplane cabin is controlled to make breathing comfortable.
Percentage: 0%
Value of atmospheric pressure at sea level:
Name of the instrument used to measure atmospheric pressure:
Principle on which an air braking system works:
Compressed air is used in which of the following?
Why does the cardboard not fall in the inverted glass experiment?
The pressure of air inside a balloon increases when:
The instrument used to measure air pressure is called:
Atmospheric pressure at sea level is approximately:
Air flows from one place to another due to:
Compressed air in bicycles or vehicles is important because:
Compressed air has ______ pressure than atmospheric pressure.
Air can be compressed to ______ its volume.
U-shaped manometer measures pressure by ______ in liquid levels.
Atmospheric pressure at sea level is ______ mmHg.
Air pressure inside an airplane is ______ for human comfort.
Cardboard in an inverted glass is held by ______ pressure from below.
Syringes and fountain pens work due to ______ pressure.
More air in a balloon increases ______ air pressure.
Pressure gauge is used to measure ______ air pressure.
Air has ______ and exerts pressure on Earth’s surface.