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A coin placed on a rotating turn table just slips,if it is placed at a distance

A coin placed on a rotating turn table just slips,if it is placed at a distance of 8 cm from the centre.If angular velocity of the turn table is doubled, it will just slip at a distance of

Options

(a) 1 cm
(b) 2 cm
(c) 4 cm
(d) 8 cm

Correct Answer:

2 cm

Explanation:

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