The Force of Static Friction Exerted on an Automobile's Tyres

question 29

Multiple Choice

The force of static friction exerted on an automobile's tyres by the ground:

• A)provides the accelerating force that makes the car move forward.
• B)does positive work on the car while it is accelerating.
• C)does negative work on the car while it is decelerating.
• D)does everything listed in (a), (b) and (c).
• E)only does positive or negative work as in (b) or (c).

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