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Question 5348
NEET Physics · Hard

Motion in a Plane: Mixed 2D Motion MCQ

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Mixed 2D MotionHardQuestion 5348

Question

A stone on a 1 m string whirled in vertical circle. Minimum speed at top to maintain circular motion (g = 10 m/s²) is:
  1. A
    √10 m/s
    Correct
  2. B
    √5 m/s
  3. C
    10 m/s
  4. D
    5 m/s

Correct answer

√10 m/s

Explanation

v_min = √(gr) = √(10×1) = √10 m/s.

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