Moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R, the ratio of displacement to the covered path will be_______________?
B. 2πRC. 0
If we whirl a stone at the end of a string in the vertical circle, it is likely to break when the stone is________________?
A. At the highest pointB. At the lowest point
C. At any point during motion
D. At the point where gravity…