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Container in a Fireplace!
Calculate the pressure inside the container if there are no gas leaks and any change in volume is neglected.
Hammering a Nail!
How much will the nail temperature increase if Stefano hits it 22 times?
Ice Cubes in a Glass!
What will be the final temperature of the system?
Lead Block!
Calculate the final temperature of the system once it reaches equilibrium.
Leo’s Heat Engine!
How do you know if Leo is telling the truth?
Process with Two Loops!
What is the work done on each loop?
Cup of Coffee!
Calculate the entropy change of the water while it cools down.
Ice Block on a Hill!
If all the friction work is dissipated as heat, calculate the fraction of ice that melts.
Piston at Equilibrium!
Calculate the temperature of the box such that the brick is at equilibrium.
Fitting a Steel Cable!
How much should the engineer adjust the temperature so that the cable slides through the hole?
Ideal Gas on an Adiabatic Cycle!
Find pressure, volume and temperature for the 3 states A, B, and C.
Efficiency of a Cycle!
If the process from a to b is isothermic, find the efficiency of the heat engine.
Heating a Block of Ice!
Find the final temperature and phase of the ice.
Ideal Gas on a Rectangular Cycle!
Calculate the change in internal energy, heat and work carried out by the four processes.
Ideal Gas on an Isothermal Cycle!
Find pressure, volume and temperature for the 3 states A, B and C.
Pendulum Clock!
In one day, how much time does the clock drift during the winter and summer months?
Steel Beam in the Summer!
If the beam was not between the walls, how much would its length change on a summer day?
Ideal Gas on an Unknown Cycle!
Sketch a diagram of the process and indicate the variables or known relations.