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The moment of inertia of a solid sphere about an axis passing through the centre of gravity is ; then its radius of gyration about a parallel axis at a distance  from first axis is

a)

b)

c)

d)


Question ID - 100193 | SaraNextGen Answer

The moment of inertia of a solid sphere about an axis passing through the centre of gravity is ; then its radius of gyration about a parallel axis at a distance  from first axis is

a)

b)

c)

d)

1 Answer - 5876 Votes

3537

Answer Key : (b) -

(b)

According to the theorem of parallel axis,

Where  about an axis through the centre of gravity

Or



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