Two cylinders A and B of the same material have same length, their rad – McqOptions

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1.	Two cylinders A and B of the same material have same length, their radii being in the ratio 1:2 respectively. The two are joined end to end as shown. One end of cylinder A is rigidly clamped while free end of cylinder B is twisted through an angle 9. The angle of twist of cylinder A is
A.	\[\frac{16}{17}\theta \]
B.	\[\frac{15}{16}\theta \]
C.	\[8\theta \]
D.	\[\frac{3}{2}\theta \]
Answer» B. \[\frac{15}{16}\theta \]

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