Physics

Allen Tapia

3 December, 07:03

Which of the following statements is/are true?

Check all that apply.

(A) The total mechanical energy of a system, at any one instant, is either all kinetic or all potential energy.

(B) The total mechanical energy of a system is equally divided between kinetic and potential energy.

(C) Mechanical energy can be dissipated to nonmechanical forms of energy.

(D) The total mechanical energy of a system is constant only if conservative forces act.

(E) The total mechanical energy of a system is constant only if nonconservative forces act.