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Motion in Two Dimension — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsMotion in Two Dimension1 Mark
MCQ
A stone tied with a string, is rotated in a vertical circle. The minimum speed with which the string has to be rotated
  • A
    Is independent of the mss of the stone
  • B
    Is independent of the length of the string
  • C
    Decreases with increasing mass of the stone
  • ✓
    Decreases with increasing in length of the string
✓

Answer

Correct option: D.
Decreases with increasing in length of the string
(d) In non-uniform circular motion particle possess both centripetal as well as tangential acceleration.

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