Class 11 Automotive Service Technician Chapter 8 Servicing of Wheels

Class 11 Automotive Service Technician Chapter 8 Servicing of Wheels Solutions English Medium As Per AHSEC New Syllabus to each chapter is provided in the list so that you can easily browse through different chapters Class 11 Automotive Service Technician Chapter 8 Servicing of Wheels Question Answer and select need one. Class 11 Automotive Service Technician Notes Download PDF. AHSEC Class 11 Automotive Service Technician Question Answer English Medium.

Class 11 Automotive Service Technician Chapter 8 Servicing of Wheels

Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. Class 11 Automotive Service Technician Chapter 8 Servicing of Wheels Textual Solutions are part of All Subject Solutions. Here we have given AHSEC Class 11 Automotive Service Technician Textbook Solutions English Medium for All Chapters, You can practice these here.

Servicing of Wheels

Chapter: 8

SESSION 1: IMPORTANCE OF WHEELS

Check Your Progress

A. Fill in the blanks: 

1. Wheels are used in _____________. 

Ans: Transport.

2. Wheels are fitted in front and ____________ of an engine. 

Ans: Rear. 

3. Alloy wheels are used in ___________. 

Ans: Cars.

4. Disc wheels are used in ___________.

Ans: Heavy vehicles.

B. Answer the following questions: 

1. What are the differences between disc wheels and alloy wheels?

Ans: The differences between disc wheels and alloy wheels are as under: 

Disc Wheels	Alloy Wheels
These types of wheels consist of two parts: a steel rim and a pressed steel disc.	These types of wheels are made of aluminium alloy.
The steel disc is welded to the rim.	Aluminium alloy is a better conductor of heat.
Prone to rust, more durable in harsh conditions.	Less prone to rust, may be more prone to damage.
Poor heat dissipation.	Better heat dissipation.

2. Why is it important to service tyres of a vehicle?

Ans: Car tyres have an important bearing on the performance and safety of the car. Ensuring that the tyres are in good condition is important. Old and worn out tyres can easily lead to skidding of the vehicle.

SESSION 2: IMPORTANCE OF HUB GREASING AND PLAY ADJUSTMENT

Check Your Progress

A. Fill in the blanks: 

1. Stud is used to hold_____________. 

Ans: Wheel hub.

2. To remove the stud ________ is used. 

Ans: Stud remover tool.

3. _____________ is used in the bearing. 

Ans: Grease.

4. Replace the _________when it is broken.

Ans: Brake drum.

B. Answer the following questions:

1. What is hub greasing?

Ans: For friction-free rotation of wheels, it is necessary to lubricate the wheel hub and wheel bearing at specified intervals. Bearing grease is used to lubricate these items.

 2. Differentiate between wheel hub and wheel axle?

Ans: The differences between wheel hub and wheel axle are as under:

Wheel hub	Wheel axle
Wheel hub is a single casted unit mounted on stub axle shaft or on the casing.	The front main axle is connected to the stub axle.
It consists of two taper roller bearings in which spacer is placed between two bearings.	The stub axle holds the wheel hub.
Center of the wheel.	Connects the wheel hub to the vehicle’s suspension or frame.
Enables smooth wheel rotation.	Bears the weight of the vehicle and withstands stress.
Rotates with the wheel.	Can either rotate with the wheel (driven axle shaft) or be stationary (support axle for non-driven wheels).

SESSION 3: TYRE AND TUBE MAINTENANCE

Check Your Progress

SESSION 4: REPAIRING OF PINCTURED TUBE

Check Your Progress