Correct option: (A) 1
Explanation:
Given:
mass = M
length = L = √3 ∙ R
Let I1 = MI about own axis
I1 = [(MR2) / 2]
I2 = MI about axis perpendicular to it's own axis and passing through centre.
I2 = M[(R2 / 4) + (L2 / 12)]
given L = √3 R
I2 = M[(R2 / 4) + (3R2 / 12)]
= [(M6R2) / (12)]
I2 = [(MR2) / 2]
hence
(I1 / I2) = [{(MR2) / 2} / {(MR2) / 2}] = 1