The ratio of the speed of a rolling cylinder to the speed of sliding c

1.	The ratio of the speed of a rolling cylinder to the speed of sliding cylinder is$?
A.	Less than 1
B.	Equal to 1
C.	Between 1 and 2
D.	Greater than 2
Answer» B. Equal to 1

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The ratio of the speed of a rolling cylinder to the speed of sliding cylinder is$?

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