9. which of the following statements about drum brake shoes is not true?
a. web thickness varies only with changes in shoe size.
b. many shoes have indented places along the edge of the rim.
c. the shoe rim is welded to the web.
d. the primary/leading shoe is typically the one that is positioned toward the front of the vehicle.

An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)

Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.

What are the two (02) benefits, which may result from a successful implementation of preventive maintenance (pm) program in an organization? (clo3)a)- lean manufacturing b)-overlapping responsibilities c)-the planner is not qualified d)-accurate contractor information e)-reduction in equipment redundancies f)-accurate stores information