Technician a states that a
technician can obtain the 609 certification from ase. technician b states that a techni-
cian can obtain the 609 certification from macs. who is correct?
a. technician a
b. technician b
c. both a and b
d. neither a nor b

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.

Condition monitoring is a major component of. (clo4) a)- predictive maintenance. b)-preventive maintenance c)-proactive maintenance d)-reactive maintenance.

When subject to a steady load (within elastic range) over a long period of time, what is the major difference in material behavoir between steel and plastic?