Explore topic-wise MCQs in Automotive Engine Auxiliary Systems.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Automotive Engine Auxiliary Systems knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the name of the space that is formed between two gears due to eccentricity?

A. Crescent
B. Triangle
C. Rectangle
D. Circle
Answer» B. Triangle
2.

How much more is the efficiency of the Rotor pump when compared to the gear type?

A. 5%
B. 10%
C. 20%
D. 25%
Answer» E.
3.

What is the use of the Spring ball valve in a gear pump?

A. To know the temperature
B. To cutoff the rotation of the gears
C. To know the pressure level
D. None of the mentioned
Answer» D. None of the mentioned
4.

How should be the bearing clearance for higher oil Pressure?

A. More
B. Less
C. Zero
D. Does not affect oil pressure
Answer» C. Zero
5.

What is the range of pressure oil with which the gear pump delivers?

A. 0-100KPa
B. 100-200KPa
C. 200-300KPa
D. 300-400KPa
Answer» E.
6.

How is the oil flow in a vane-type pump?

A. Continuous
B. Dis-continuous
C. Turbulent
D. Laminar
Answer» B. Dis-continuous
7.

The plunger pump is an example of which type of pump?

A. Rotary
B. Reciprocating
C. Radial
D. Centrifugal
Answer» C. Radial
8.

How is the number of lobes on the outer rotor when compared to the inner rotor lobes in a rotor pump?

A. Less
B. More
C. Same
D. Has no effect
Answer» B. More
9.

How do the outer and inner gear mesh in a Crescent type gear pump?

A. Externally
B. Internally
C. Both Externally and Internally
D. Do not mesh with each other
Answer» C. Both Externally and Internally
10.

Which is the force acting on the vanes due to which the vanes are pressed outwards against the housing?

A. Centrifugal
B. Tension
C. Frictional
D. Air resistance
Answer» B. Tension
11.

How are the axes of rotation of two rotors present in a rotor pump?

A. Same
B. Different
C. Do not depend on each other
D. Has no effect
Answer» C. Do not depend on each other
12.

What is the direction of rotation of a driven gear in a gear pump if the driving gear rotates in an anticlockwise direction?

A. Clockwise
B. Anticlockwise
C. Has no effect
D. Rotates on its own
Answer» B. Anticlockwise
13.

Which among the following helps in the increase in the oil pressure in an engine?

A. Engine speed
B. Coolant flow
C. Clearance
D. Engine temperature
Answer» B. Coolant flow