Explore topic-wise MCQs in Automobile Engineering.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Automobile Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

What does the code 145 SR -13 tire designation represent?

A. 145” width, 13” diameter, cross-ply
B. 145 mm width, 13” diameter, radial-ply
C. 145” width, 13 cm diameter, radial-ply
D. 145 mm width, 13 cm diameter, cross-ply
Answer» C. 145” width, 13 cm diameter, radial-ply
2.

A car is fitted with 6 * 14 wheels and 185/65 R 14 tires on them. What is the rolling radius of the original tire?

A. 398.05 mm
B. 298.05 mm
C. 288.05 mm
D. 278.05 mm
Answer» C. 288.05 mm
3.

What is the purpose of tire rotation on automobiles?

A. Avoid ply separation
B. Equalize wear
C. Get better ride
D. Reduce bump
Answer» C. Get better ride
4.

What do the permissible of mixing cross-ply and radial-ply automobile tires allow?

A. Cross-ply tires on left wheels
B. Cross-ply tires on right wheels
C. Cross-ply tires on front wheels
D. Cross-ply tires on rear wheels
Answer» D. Cross-ply tires on rear wheels
5.

Where will an overinflated tire wear the thread most?

A. Near center
B. Near the edge
C. In the cross direction
D. In the lateral direction
Answer» B. Near the edge
6.

Where will an underinflated tire wear the thread most?

A. Near center
B. Near the edge
C. In the cross direction
D. In the lateral direction
Answer» C. In the cross direction
7.

What does the ‘ply rating’ refer to?

A. Aspect ratio
B. Rated strength
C. Recommended inflation pressure
D. The actual number of plies
Answer» C. Recommended inflation pressure
8.

In case of a wire wheel, the vehicle weight is supported by the wire in _________

A. Tension
B. Bending
C. Shear
D. Compression
Answer» B. Bending
9.

Which type of wheels is preferred in sports cars?

A. Disc wheel
B. Wire wheel
C. Magnesium alloy wheel
D. Aluminum alloy wheel
Answer» D. Aluminum alloy wheel
10.

Which types of wheels cannot be used with a tubeless tire?

A. Disc wheel
B. Light alloy wheel
C. Wire wheel
D. Composite wheel
Answer» D. Composite wheel