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Auto Engineering (Theory) 2010 Question Paper For CBSE Class XII Exams

Auto Engineering (Theory)

  1. (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)
  1. (a) Sketch a simple U-joint and name its different parts. (3 Marks)
    (b) What is the function of a differential? (3 Marks)
  1. (a) Explain the working of a disc brake system. (4 Marks)
    (b)Describe the function of a braking system. (2 Marks)
  1. (a) Explain Ackerman's principle of steering system. (4 Marks)
    (b) What are the functions of a front axle ? (2 Marks)
  1. Explain, in detail, the function and working of a shock -absorber. (6 Marks)
  1. (a) state the function of a car wheel. (3 Marks)
    (b) What is tyre tread? How is retreading done? (3 Marks)

  1. (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)          

          

Auto Engineering 2010 Question Papers Class XII

CBSE 2010 Question Papers Class XII