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Eduncle posted an MCQ
October 18, 2019 • 16:43 pm 0 points
  • UGC NET
  • Library and Information Science

An observer is located on a horizontal, circular turntable which rotates about a vertical axis

An observer is located on a horizontal, circular turntable which rotates about a vertical axis passing through its center, with a uniform angular speed of 2 rad/sec. A mass of 10 grams is sliding without friction on the turntable. At an instant when the mass is at a distance of 8 cm from the axis, it is observed to move towards the center with a speed of 6 cm/sec. The net force on the mass, as seen by the observer at that instant, is

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