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Calculating pressure class 8

What is the formula to calculate pressure?

P = F/A

P = A/F

P = F x A

P = F - A

Which of the following units is used to measure pressure?

Pascal

Newton

Bar

Kilogram

What is the standard atmospheric pressure at sea level?

101.3 kPa

760 mmHg

14.7 psi

1 atm

Which of the following factors does not affect pressure?

Temperature

Volume

Altitude

Density

What is the SI unit for pressure?

Newton

Joule

Pascal

Watt

Which gas law describes the relationship between pressure and volume?

Boyle's Law

Charles's Law

Gay-Lussac's Law

Avogadro's Law

What is the pressure exerted by a column of water that is 10 meters high?

Which instrument is used to measure atmospheric pressure?

Barometer

Thermometer

Hydrometer

Manometer

What happens to the pressure of a gas if its volume is decreased while keeping the temperature constant?

Increases

Decreases

Remains unchanged

Fluctuates

Which of the following materials is most resistant to pressure?

Diamond

Glass

Rubber

Steel

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