In the Figure,a Very Small Toy Race Car of Mass

Multiple Choice

In the figure,a very small toy race car of mass m is released from rest on the loop-the-loop track.If it is released at a height 2R above the floor,how high is it above the floor when it leaves the track,neglecting friction?

A) 1.67 R
B) 2.00 R
C) 1.50 R
D) 1.33 R
E) 1.25 R