nos facilitan la realizacion de muchas tareas que nos permite disminuir el consumo de energia para realizar dichas tareas

Abug is 12 cm from the center of a turntable that is rotating with a frequency of 45 rev/min . what minimum coefficient friction is required so that the bug stays on the turntable?

Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force