In a process, a system absorbs 500J of heat performs 800J of work. In the process, q=______ and w=______.

In a process, a system releases 500J of heat and work done on the system is 300J. In the process, q=____ and w=_____.

During a process, a system absorbs 710 kJ of heat and does 250 J of work. Calculate the change in the internal energy of the system.

During a process, a system abdorbs 710J of heat and does work. The change in DeltaU for the process is 460J . What is the work done by the system?

During a process, a system abdorbs 710J of heat and does work. The change in DeltaU for the process is 460J . What is the work done by the system?

In a process, a system loses 125 J of heat when 400 J of work was done on the system. Calculate the change in internal energy.

In a process, a system loses 125J of heat when 400 J of work was done on the system. Calculate the change in internal energy.

During a cyclic process, a heat engine absorbs 500 J of heat from a hot reservoir, does work and ejects an amount of heat 300 J into the surroundings (cold reservoir). Calculate the efficiency of the heat engine?

A system works in a cyclic process. It absorbs 20 calories of heat and rejects 60 J of heat during the process. The magnitude of work done (J) is [ 1 "calorie"=4.2 J] :

A system works in a cyclic process. It absorbs 20 calories of heat and rejects 60 J of heat during the process. The magnitude of work done (J) is [ 1 "calorie"=4.2 J] :