Which of the following is not a difference between hex and setbase? setbase is a parameterized stream manipulator and hex is not. setbase is provided by a different header file than hex. setbase(16) and hex have different effects on stream output. setbase takes an argument but hex does not.

Adouble-strand no. 60 roller chain is used to transmit power between a 13-tooth driving sprocket rotating at 300 rev/min and a 52-tooth driven sprocket. a) what is the allowable horsepower of this drive? b) estimate the center-to-center distance if the chain length is 82 pitches. c) estimate the torque and bending force on the driving shaft by the chain if the actual horsepower transmitted is 30 percent less than the corrected (allowable) power.