A circular disc of radius R and thickness R/6 has moment of inertia I about an axis

A circular disc of radius R and thickness R/6 has moment of inertia I about an axis passing through its centre and perpendicular to tis plane. It is melted and recasted into a solid sphere. The moment of inertia of the sphere about its diameter as axis of rotation is

Options

(a) I
(b) 2I/5
(c) I/5
(d) I/10

Correct Answer:

I/5

Explanation:

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

admin:

Related Questions

  1. If an electron and a proton have the same de-Broglie wavelength, then the kinetic
  2. A liquid boils when its vapour pressure equals
  3. An alpha nucleus of energy 1/2 mv² bombards a heavy nuclear target of charge Ze
  4. Three blocks A,B and C of masses 4 kg, 2 kg and 1 kg respectively are in contact
  5. The wing span of an aeroplane is 20 m. It is flying in a field where the vertical