Which of the Following Is a True Statement of Parking

question 4

Multiple Choice

Which of the following is a true statement of parking brakes on a drum brake system?

• A)The primary shoe applies servo action to the secondary shoe during parking brake application.
• B)The trailing shoe applies the most force during parking brake application.
• C)The parking brake strut connects the primary shoe to the secondary shoe.
• D)The parking brake is applied by levers or screws acting against service brake pistons.

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Definitions:

Steroids

A class of organic compounds with a characteristic molecular structure containing four rings of carbon atoms; found naturally in plants, animals, and fungi, and are used in medicine, often as hormones.

Micelle

A spherical aggregate of surfactant molecules dispersed in a liquid colloid, where the hydrophilic heads face outward and the hydrophobic tails are tucked inside.

Lecithin

A fatty substance found in plant and animal tissues, composed of phospholipids, and is used as an emulsifier in food and pharmaceutical products.

Diterpene

A type of terpene consisting of four isoprene units, making up 20 carbon atoms, often found in essential oils and used in medicines and perfumes.