When talking on a phone, the voice is transformed into electrical energy. this energy passes over wires or is transmitted through the air. into what kind of energy does the speaker in the phone on the other end change the electrical energy?

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

The system is released from rest with the cable taut, and the homogeneous cylinder does not slip on the rough incline. determine the angular acceleration of the cylinder and the minimum coeffi cient s of friction for which the cylinder will not slip.

The pressure proportional to the area a- inversely b- directly c- increase d-decrease