Deseo levantar un cuerpo de 50 kg con una fuerza de 25 kg; Si la carga esta ubicada a 1 m, en donde estara la potencia? Es un ejercicio de Palanca de primer genero.

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?

The particles that are found in the nucleus of an atom are

Consider a u-tube whose arms are open to the atmosphere. now equal volumes of water and light oil (ρ = 49.3 lbm/ft3) are poured from different arms. a person blows from the oil side of the u-tube until the contact surface of the two fluids moves to the bottom of the u-tube, and therefore, the liquid levels in the two arms are the same. if the fluid height in each arm is 30 in, determine the gage pressure exerted by the person on the oil by blowing.