Two identical masses are connected by a light inextensible string over an ideal…
PHYSICS · Single correct · AP · Physics 1: Algebra-based · Force and Translational Dynamics · Force and Translational Dynamics
Problem
Two identical masses m are connected by a light inextensible string over an ideal pulley and released from rest. Which one of the following statements is correct?
(a) The masses remain at rest and the tension in the string is zero.
(b) Both masses remain at rest and the tension in the string equals mg.
(c) The masses remain at rest and the tension in the string equals 2mg.
(d) One mass moves up while the other moves down with a constant acceleration 2g.