WorksheetsThermodynamics Intro
Total questions: 10
Worksheet time: 4mins
A system in which energy can cross the boundary but mass cannot is:
a fixed system.
an imaginary system.
an open system.
a closed system.
Properties whose values depend on the size/extent-of the system are:
Intensive
Extensive
Which of the following hardware would be considered a 'closed system'?
A nozzle.
A piston cylinder device.
A turbine.
A diffuser.
An isobaric process is one in which:
volume remains constant.
entropy remains constant.
pressure remains constant.
temperature remains constant.
A quasi-equilibrium process is a true representation of an actual process.
True
False
A thermodynamic cycle must:
produce a work output.
return the system to its initial state at the end of a set of processes.
use the same working fluid throughout, i.e. no renewal of the fluid.
not allow any transfer of mass across the system boundary.
An isochoric process is one in which:
volume remains constant.
entropy remains constant.
pressure remains constant.
temperature remains constant.
Internal energy is:
The energy that a system possesses as a result of its motion.
The energy that a system possesses as a result of its elevation in a gravitational field.
The sum of microscopic forms of energy including sensible energy, latent energy, chemical energy and nuclear energy.
The sum of all forms of the macroscopic energies.
Heat is transferred as a result of a:
pressure difference.
body force.
entropy difference.
temperature difference.
For a closed system, energy can be transferred across the boundary via heat and work transfer.
True
False
