here Are Some Technical Facts About Wheels And Tyres!
Do you aspire to be an automobile engineer, or simply own a car manufacturing/repairing garage? You gotta know some facts about wheels and tyres. Here is a quiz that will give you a good idea about the technical aspects of science behind tyres and wheels. BEST OF LUCK
- 1.Most passenger car tires have bulit-in tread wear indicators.
- A.
True
- B.
Fallse
- 2.When replacing tires, renew the valve stems only if they are leaking.
- A.
True
- B.
False
- 3.Tightening lug nuts beyond specifications may distort the brake rotor.
- A.
True
- B.
False
- 4.Vehicles with run-flat tires are not equipped with tire pressure monitoring systems.
- A.
True
- B.
False
- 5.Series is another name for a tire's:
- A.
Size
- B.
Load range
- C.
Bead
- D.
Profile
- 6.Which of the following belt materials are commonly used in radial tires?
- A.
Steel, nylon, and fiberglass
- B.
Nylon, rayon, and steel
- C.
Fiberglass, steel, and rayon
- D.
All of the above
- 7.Where does an over-inflated tire show its wear?
- A.
In the center of the tread
- B.
On the outside edges
- C.
Both A and B
- D.
Neither A nor B
- 8.Most information about a car's tires can be found:
- A.
Under the hood
- B.
On the tire placard
- C.
Above the driver's visor
- D.
Above the passenger's visor
- 9.Which of the following is not correct?
- A.
A cold patch should be stitched to the inner surface of the tire carcass.
- B.
A tread puncture that is less than a 1/4 inch in diameter is repairable.
- C.
Wheel balancing is required only when new tires are installed.
- D.
Punctures should be repaired from inside the tire.
- 10.On a tire with the size designation of P205/70R14, the distance between the rim and the top of the tire is:
- A.
205 mm
- B.
70 percent of 205 mm
- C.
70 mm
- D.
84 mm
- 11.Technician A says an incorrect tire and wheel size can affect bearing life. Technician B says changing tire and wheel sizes does not affect antilock brake systems. Who is correct?
- A.
A only
- B.
B only
- C.
Both A and B
- D.
Neither A nor B
- 12.Tire sidewall markings are being discussed. Technician A says maximum load, traction, and wear ratings are indicated. Technician B says maximum inflation pressure, tread plies, and sidewall plies are indicated. Who is correct?
- A.
A only
- B.
B only
- C.
Both A and B
- D.
Neither A nor B
- 13.Technician A says tire traction ratings are indicatede with an A, B, or C. Technician B says tire temperature ratings are indicated with an A, B, or C. Who is correct?
- A.
A only
- B.
B only
- C.
Both A and B
- D.
Neither A nor B
- 14.Technician A says sealer injected through the valve stem can damage tire pressure monitoring sensors. Technician B says sealer injected through the valve stem can be flammable. Who is correct?
- A.
A only
- B.
B only
- C.
Both A and B
- D.
Neither A nor B
- 15.E.M.T. (run flat) tires are being discussed. Technician A says they can incorporate an inner support ring. Technician B says they do not incorporate reinforced sidewalls. Who is correct?
- A.
A only
- B.
B only
- C.
Both A and B
- D.
Neither A nor B
- 16.A conventional spin balancer performs a(n)_______balance on a tire and wheel.
- 17.A (n)_______tire must be rotated between front and rear axles on the same side of the vehicle side of the vehicle.
- 18.To equalize tire wear, most car and tire manufacturers recommend the tires be______
- 19.Running a_______tool over a cold patch helps bind it to the tire.
- 20.A tire that is off center and has an eccentricity problem is said to have_______runout.
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