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Mechanical Engineering - Automobile Engineering

Exercise : Automobile Engineering - Section 6
41.
A petrol engine of a car develops 125 N-m torque at 2700 r.p.m. The car is driven in second gear having gear ratio of 1.75. The final drive ratio is 4.11. If the overall transmission efficiency is 90%, then the torque available at the driving wheels is
8.091 N-m
80.91 N-m
809.1 N-m
8091 N-m
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
The advantage of the fuel injection system over the carburetor system is
improved fuel efficiency
improved emission
improved power output
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
The component of the oil filter that prevents the passage of metal particles and sludge is
element
relief valve
check valve
case
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Which one of the following statements correctly describes the construction of a planetary gear type differential ?
The six planetary pinions rotate in constant mesh with the internal gears.
One drive shaft is splined to the central gear and the other to the planetary gear.
Each planetary pinion gear meshes with both the central gear and the internal gear.
The internal gear is fixed to the planetary gear.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
The engine oil viscosity is defined by __________ ratings.
automatic transmission fluid (ATF)
society of automotive engineers (SAE)
gross vehicle weight (GVW)
American petroleum institute (API)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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