Question

A metal ball is whirled inside a ring placed on a table, as shown in the diagram P.

The diagram Q shows the motion of the ball after the ring is lifted.

Which of the following diagrams shows the correct position of the metal ball in the ring when the ring is lifted?

विकल्प

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Answer 1

Explanation:

When the ring is lifted, the ball continues in the direction it was moving at that instant. This direction is along the tangent to its circular path. The ball at the top of the ring has a tangent in the direction of the straight-line path shown in diagram Q.