A coin kept on a horizontal rotating disc has its centre at a distance of 0.25 m from the axis of rotation of the disc. If µ = 0.2, find the angular velocity of th disc at which the coin is about to slip off. (g = 9.8 m/s²)
A coin kept on a horizontal rotating disc has its centre at a distance of 0.25 m from the axis of rotation of the disc. If µ = 0.2, find the angular velocity of th disc at which the coin is about to slip off. (g = 9.8 m/s²)
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Transcribed Image Text:A coin kept on a horizontal rotating
disc has its centre at a distance of 0.25 m from
the axis of rotation of the disc. If µ = 0.2, find
the angular velocity of th disc at which the
coin is about to slip off. (g = 9.8 m/s²)
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