Two shafts A and B are made of the same material. The diameter of shaft B is twice that of shaft A. The ratio of power which can be transmitted by shaft A to that of shaft B is

Two shafts A and B are made of the same material. The diameter of shaf

1.	Two shafts A and B are made of the same material. The diameter of shaft B is twice that of shaft A. The ratio of power which can be transmitted by shaft A to that of shaft B is
A.	1/2
B.	1/4
C.	1/8
D.	1/16
Answer» D. 1/16