Your car\'s speedometer works in much the same way as its odometer, except that

Question

Your car's speedometer works in much the same way as its odometer, except that it converts the angular speed of the wheels to a linear speed of the car, assuming standard-size tires and no slipping on the pavement.

A)If your car has standard 24.0 inch-diameter tires, how fast are your wheels turning when you are driving at a freeway speed of 56.0 mph?

B) How fast are you going when your wheels are turning at 590 ?

C) If you put on undersize 20.0 -diameter tires, what will the speedometer read when you are actually traveling at 50.0 ?

Explanation / Answer

a)56*1609=90104m/h 2*3.14*.3048=1.9141 perimeter rev/h=47073.82 784.56 rev/min b)590*60=35,400 42.11mph c)700 rev/min

Related Questions

Navigate

• Browse (All)
• Browse Y
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.