(II) A ball of radius r rolls on the inside of a track of radius R (see Fig. 8-53). If the ball starts from rest at the vertical

Question

(II) A ball of radius r rolls on the inside of a track of
radius R (see Fig. 8-53). If the ball starts from rest at the
vertical edge of the track, what will be its speed when it
reaches the lowest point of the track, rolling without
slipping?
R
90°
R
FIGURE 8-53 Problem 57.

Kunduz · Accepted Answer

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