A body is moving in a vertical circle. The string must remain taut at the highest point

A body is moving in a vertical circle. The string must remain taut at the highest point. The centripetal acceleration when string is horizontal is

Options

(a) 3g
(b) 5g
(c) g
(d) 2g

Correct Answer:

3g

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. Four cells, each of emf E and internal resistance r, are connected in series across
  2. A block of mass m1 rests on a horizontal table. A light string connected
  3. A particle moves from position r₁ = 3i + 2j -6k to position r₂ = 14i + 13 j+ 9 k
  4. Two concentric spheres kept in air have radii R and r.
  5. A copper disc of radius 0.1 m is rotated about its centre, with 10 revolutions