Auto Engineering (Theory) 2010 Question Paper For CBSE Class XII Exams
Auto Engineering (Theory)
(a) What is a two -stroke engine? (2 Marks)
(b) What is a the function of valves in an engine? (2 Marks)
(c) Give any two qualities of a good bearing. (2 Marks)
(a) Sketch a simple U-joint and name its different parts. (3 Marks)
(b) What is the function of a differential? (3 Marks)
(a) Explain the working of a disc brake system. (4 Marks)
(b)Describe the function of a braking system. (2 Marks)
(a) Explain Ackerman's principle of steering system. (4 Marks)
(b) What are the functions of a front axle ? (2 Marks)
Explain, in detail, the function and working of a shock -absorber. (6 Marks)
(a) state the function of a car wheel. (3 Marks)
(b) What is tyre tread? How is retreading done? (3 Marks)
(a) Name the materials used for the following (1�4 Marks)
(i) Torsion bar
(ii) Propeller shaft
(iii) Piston
(iv) Disc brake
(b) Write short notes on toe- in and toe – out. (3 Marks)
