Calcule el momento de torsión resultante en el caso de la figura 5.13 si el eje se mueve hasta el extremo izquierdo de la barra.

What type of nuclear decay causes the atomic number of an element to increase by 1?

Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.

Who was the first scientist to measure speed as distance over time?