In hydraulic drum brakes, the shoes are mechanically forced against the drums by:
A. A master cylinder
B. The wheel cylinders
C. Braked anchors
D. Return springs
B. The wheel cylinders
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Anodized aluminum cylinders, found on many late-model cars, should not be honed because their hard surface layer will be removed and they will corrode.
Answer the following statement true (T) or false (F)
What are the diff erences between the physical system and the mathematical model of the system?
What will be an ideal response?
Technician ?A says that excessive hydraulic lifter pump-up can occur if the valves float. Technician B says that hydraulic lifter valve adjustment on most engines positions the plunger at its center of travel in the lifter body. Who is right?
A. Technician A only B. ?Technician B only C. ?Both A and B D. ?Neither A nor B
If the driven gear of a gear set has 40 teeth and the drive gear has 10 teeth this would make a ratio of:
a. 4:1 b. 40:1 c. 10:1 d. 0.25:1