A thin wire of length L and uniform linear mass density ρ is bent into a circular loop with centre at O as shown. The moment of inertia of the loop about the axis XX’ is
(a) ρL3/8π2
(b) ρL3/16π2
(c) 5ρL3/16π2
(d) 3ρL3/8π2
Ans. d
(8)
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