31
If a noise is present in a differential only when the car moves past a curve, the chances are that the trouble is due to some fault in
A)
Drive pinion assembly
B)
Differential case assembly
C)
Wheel bearing
D)
Driver assembly
Answer & Solution
Answer: Option
B
32
Compression Ratio of Royal Enfield is-
A)
1 : 5.5
B)
2.5 : 1
C)
6 : 2.3
D)
6.5 : 1
Answer & Solution
Answer: Option
D
33
In four stroke engine the number of revolutions is
A)
$$N = {{R\,P\,M} \over 2}$$
B)
$$N = {{R\,P\,M} \over 4}$$
C)
$$N = R\,P\,M$$
D)
$$N = {{R\,P\,M} \over 6}$$
Answer & Solution
Answer: Option
A
34
The formula F/A = constant (A = Area, F = weight) is called-
A)
Snell's law
B)
Pascal's law
C)
Hydraulic law
D)
None of these
Answer & Solution
Answer: Option
B
35
The acid used in automobile battery is
A)
Hydrochloric acid
B)
Hydrofluoric acid
C)
Nitric acid
D)
Sulphuric acid
Answer & Solution
Answer: Option
D
36
The ratio of the volume of charge admitted at N. T. P. to the swept volume of the piston is called
A)
Mechanical efficiency
B)
Thermal efficiency
C)
Volumetric efficiency
D)
Relative efficiency
Answer & Solution
Answer: Option
C
37
The quantity control method of governing is used in
A)
Diesel engines
B)
Rocket engines
C)
Petrol engines
D)
Steam engines
Answer & Solution
Answer: Option
C
38
Factor effecting retardation is-
A)
Pressure exerted on braking surface
B)
Weight carried on wheels
C)
Radius of brake drum
D)
All are correct
Answer & Solution
Answer: Option
C
39
With a leaf spring type of suspension, interference between steering and suspension system can be reduced to minimum when
A)
Front end of the spring is pin joined and the rear end is shackled
B)
Front end of the spring is shackled and rear end is pin jointed
C)
Both end of the spring are shackled
D)
Both ends of the springs ani pin jointed
Answer & Solution
Answer: Option
B
40
The place where gudgeon pin is fixed in the piston is called-
A)
Pin boss
B)
Ring carrier
C)
Ring land
D)
Slot skirts
Answer & Solution
Answer: Option
A
