Hallar el trabajo de expansión de un gas desde un volumen inicial de 3 l a 20 atm hasta su volumen final de 24 l

Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost

Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.

Astudent weighing 700 n climbs at constant speed to the top of an 8 m vertical rope in 10 s. the average power expended by the student to overcome gravity is most nearly