Two shafts A and B under pure torsion are of identical length and identical weight and are made of the same material. The shaft A is solid and the shaft B is hollow. We can say that

both the shafts are equally good

Two shafts A and B under pure torsion are of identical length and iden

1.	Two shafts A and B under pure torsion are of identical length and identical weight and are made of the same material. The shaft A is solid and the shaft B is hollow. We can say that
A.	shaft B is better than shaft A
B.	shaft A is better than shaft B
C.	both the shafts are equally good
D.	None of these
Answer» B. shaft A is better than shaft B

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Two shafts A and B under pure torsion are of identical length and identical weight and are made of the same material. The shaft A is solid and the shaft B is hollow. We can say that

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