Design of I.C. Engine Components Design Questions - Set 02 - ObjectiveBooks
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Design of I.C. Engine Components Design Questions - Set 02

Practice Test: Question Set - 02


1. The length of cylinder is taken as,
    (A) Equal to cylinder diameter 
    (B) Equal to length of stroke
    (C) 1.15 times of stroke length 
    (D) 1.5 times length of piston 

2. The ratio of side thrust on piston to maximum gas force on piston head is,
    (A) 1
    (B) 0.5 
    (C) 0.25 
    (D) 0.1 

3. For buckling consideration, the end conditions of connecting rod in plane of motion are,  
    (A) One end is free and the other fixed
    (B) Both ends are hinged
    (C) Both ends are fixed
    (D) One end is fixed and the other hinged

4. The condition for connecting rod to be equally strong in plane of motion (XX) and a plane perpendicular to plane of motion (YY) is,
    (A) Ixx = Iyy
    (B) Ixx = 4 Iyy
    (C) 4 Ixx = Iyy
    (D) Ixx = 2 Iyy

5. Automotive crankshafts are made by,
    (A) Casting process 
    (B) Machining from rolled stock
    (C) Drop forging process 
    (D) Welding process 

6. The area of inlet valve is
    (A) Equal to the area of exhaust valve
    (B) More than the area of exhaust valve
    (C) Less than the area of exhaust valve
    (D) None of the above

7. The design of piston head is based on,
    (A) Strength and rigidity considerations
    (B) Bending and torsional moments
    (C) Buckling consideration
    (D) Strength and heat transfer considerations

8. The spring index for valve spring is usually
    (A) 5
    (B) 8
    (C) 12
    (D) 20

9. Push rod is designed on the basis of,
    (A) Tensile strength 
    (B) Compression strength 
    (C) Bending strength 
    (D) Buckling strength 

10. Valve springs have
    (A) Plain ends 
    (B) Plain and ground ends
    (C) Square ends 
    (D) Square and ground ends

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