Safe driving 2 pts
When changing the right front wheel of a truck, unwanted movement of the vehicle is best prevented by:
Correct answer
- Securing the left rear wheel with two wheel chocks, one in front of the wheel and the other behind the wheel.
Other options
- Securing the left front wheel with a wheel chock in front of the wheel while simultaneously securing any rear wheel with a wheel chock behind the wheel.
- Securing the right rear wheel with two wheel chocks, one in front of the wheel and the other behind the wheel.
Explanation
The Physics of Stability: When you lift one corner of a vehicle (e.
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