ESE 2022Q80
Q: What is the radius of gyration of a rectangular lamina of length 40 mm and width 15 mm about an axis through one corner, perpendicular to the plane of the lamina?
(a)1·27 cm
(b)2·47 cm
(c)3·67 cm
(d)4·87 cm
Correct Answer: (c)
Detailed explanation coming soon.