Automobile Engineering - Study Mode

[#201] The basic purpose of providing caster angle on wheels is to
Correct Answer

(B) Maintain directional control

Explanation

Solution: Excessive caster angle will make the steering heavier and less responsive, although in racing large caster angles are used for improving camber gain in cornering.

[#202] The coefficient of rolling resistance for a truck weighing 63,500 N is 0.018. The rolling resistance to the truck is
Correct Answer

(D) 1143 N

Explanation

Solution: As per given data, Truck weight = 63500 N. Coefficient of rolling = 0.018 Equation: Rolling resistance = Coefficient of rolling × weight Rolling resistance = 0.018 × 63500 = 1143 N

[#203] Instead of valves, the ports are used in case of
Correct Answer

(B) Two stroke I.C. engines

Explanation

Solution: Instead of valves, the ports are used in case of two stroke I.C. engines

[#204] An overinflated tyre will wear the tread most near the
Correct Answer

(C) Centre

Explanation

Solution: An overinflated tyre will wear the tread most near the centre

[#205] The connecting rods are generally made of __________ shaped cross-section.
Correct Answer

(A) I

Explanation

Solution: The connecting rods are generally made of I shaped cross-section.