2. The diagram below shows three positions, A, B, and C, in the swing of a pendulum, released from rest at point A.
[Neglect friction.) Which statement is true about this swinging pendulum?
a)The potential energy at B equals the potential energy at C.
b)The speed of the pendulum at A equals the speed of the pendulum at B.
c)The potential energy at A equals the kinetic energy at B.
d)The potential energy at A equals the kinetic energy at C.
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2. The diagram below shows three positions, A, B, and C, in the swing of a pendulum, released from r...
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