Site pages
Current course
Participants
General
18 February - 24 February
25 February - 3 March
4 March - 10 March
11 March - 17 March
18 March - 24 March
25 March - 31 March
1 April - 7 April
8 April - 14 April
15 April - 21 April
22 April - 28 April
1.6.Pressure and Volume
Unit 1 - Fundamentals of Heat and Thermodynamics
1.6.Pressure
Scientifically pressure is a force per unit area.The pressure exerted by the atmosphere is called atmospheric pressure.The difference between actual pressure and atmospheric pressure is known as gauge pressure.The sum of atmospheric pressure and gauge pressure is known as absolute pressure.
The pressure of a space below atmospheric pressure is known as vacuum pressure.
Volume
Occupied space by substance is known as volume.
Change in temperature affects the volume of solids and liquids.
Last modified: Monday, 22 August 2011, 9:38 AM