piston-cylinder assembly containing a gas
is placed on a hot plate. The piston
initially rests on the stops. With the onset
of heating, the gas pressure increases. At
what pressure, in bar, does the piston
start rising? The piston moves smoothly
in the cylinder and g = 9.81 m/s².
Stops
Patm = 1 bar
Piston
Gas
- m = 50 kg
A = 0.01 m²
Hot plate
Fig: 1