Four particles with equal masses (each m) are connected by rods of negligible mass. Moment of inertia, about the indicated axis, of (i) the cross in Fig. (i) and (ii) the square in fig. (ii), respectively and I1 and I2 . Then,

Q: Four particles with equal masses (each m) are connected by rods of negligible mass. Moment of inertia, about the indicated axis, of (i) the cross in Fig. (i) and (ii) the square in fig. (ii), respectively and I1 and I2 . Then,

Numerical

(a) I1 = 6 m d2

(b) I1 = 8 m d2

(c) I2 = 6 m d2

(d) I2 = 4 m d2

Ans: (b) , (d)