1) What does the tire tread pattern primarily affect? a) Fuel consumption b) Vehicle color c) Water evacuation and grip d) Engine performance 2) 2. What is the purpose of a tire's sidewall? a) To reduce wind resistance b) To store air for the braking system c) To enhance exhaust flow d) To provide structural integrity and absorb shocks 3) 3. Which tire compound is best for high-performance driving? a) Hard compound b) All-season compound c) Winter compound d) Soft compound 4) 4. What effect does under-inflation have on tire performance? a) Reduces rolling resistance b) Improves fuel efficiency c) Increases tread wear and heat buildup d) Enhances cornering ability 5) 5. Which factor most influences a tire's rolling resistance? a) Rim diameter b) Tire pressure c) Brake pad material d) Engine torque 6) 6. What is the benefit of nitrogen inflation over regular air? a) Reduces pressure fluctuations with temperature b) Makes tires lighter c) Adds extra grip in wet conditions d) Increases wheel speed 7) 7. What is the function of sipes in a tire tread? a) Increase dry grip b) Reduce tire weight c) Cool the brake system d) Improve traction on wet and icy surfaces 8) 8. Which of the following would most improve tire grip during cornering? a) Higher tire pressure b) Deeper tread depth c) Softer compound and wider contact patch d) Using thinner tires 9) 9. What is camber in tire alignment? a) The tilt of the tire inward or outward from vertical b) The pressure distribution across the tire c) The speed of tire rotation d) The direction of tread grooves 10) 10. Why are racing slicks not used on wet roads? a) They have poor acceleration b) They wear too quickly c) They lack tread for water dispersion d) They are too wide for road use

tire technology and performance optimization

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