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Flame SCF 18 Near Chawla Lights Ph-7 Mohali 9888949978

47. Four particles each of mass m are placed at the corners of a square of side length l. The radius of gyration of the system about an axis perpendicular to the square and passing through its centre is

(a) l/ √2

(b) l/2

(c) l

(d) (√2)l

Ans. a

5/5 - (2 votes)

PrevPrevious48. The moment of inertia of a rod (length l, mass m) about an axis perpendicular to the length of the rod and passing through a point equidistant from its mid point and one end is

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