A system does `40J` work on surrounding as well as gives out `20J` energy. Calculate the change in internal energy.

A system does 100J work on surroundings by absorbing 150J of heat. Calculate the change in internal energy.

A system does 100J work on surroundings gy absorbing 150J of heat. Calculate the change in internal energy.

During 200J work done on the system, 140J of heat is given out. Calculate the change in internal energy.

In a process, a system does 238 J of work on its surrounding by absorbing 54 J heat. What is the change in internal energy of system during the operation?

In a process, a system does 238 J of work on its surrounding by absorbing 54 J heat. What is the change in internal energy of system during the operation?

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.

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.

A system 500 j or heat and does work of 50 j on its sourroundings. Calculate the change in internal energy.