Technician a Says That Drum Servo Brakes Are Self-Energizing

question 17

Multiple Choice

Technician A says that drum servo brakes are self-energizing.Technician B says that servo brakes both primary and secondary shoes play a role in braking the drum whether the vehicle is moving forward or in reverse.Who is correct?

• A) Technician A only
• B) Technician B only
• C) Both A and B
• D) Neither A nor B

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Definitions:

Ischium

One of the three bones that make up the pelvis, helping to form the hip joint and bear the weight of the body in the sitting position.

Perfectly Inelastic

Describes a situation in which the quantity demanded or supplied does not change in response to a change in price.

Relatively Inelastic

Relatively inelastic refers to a situation where the demand for a good or service changes little when its price changes; the percentage change in demand is smaller than the percentage change in price.

Perfectly Elastic

This term describes a situation in market economics where the quantity demanded or supplied responds infinitely to changes in price.