Machine Design Questions and Answers – Design of IC Engine Components

This set of Machine Design Multiple Choice Questions & Answers (MCQs) focuses on “Design of IC Engine Components”.

1. Compression Ratio in diesel engine is lesser than that in Spark Ignition engine.
a) True
b) No
c) They are equal
d) Doesn’t matter
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2. Petrol engine are more economical than diesel engine.
a) True
b) False
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3. There are ____ types of liners.
a) 1
b) 2
c) 3
d) 4
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4. If no re boring allowance is to be given, then thickness of cylinder wall is max pressure is 3.5N/mm², bore diameter=200mm and permissible tensile stress is 40N/mm².
a) 7mm
b) 8mm
c) 9mm
d) 10mm
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5. If diameter of cylinder of bore is 120mm, then thickness of the cylinder will be
a) Information not sufficient
b) 7mm
c) 12mm
d) 6mm
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6. If diameter of cylinder bore is 120mm, then thickness of dry liner will be
a) 2.2mm
b) 3.6mm
c) 4.8mm
d) 6mm
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7. If diameter of cylinder bore is 120mm, then thickness of water jacket wall will be
a) 4.26mm
b) 5.25mm
c) 2.56mm
d) All of the listed
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8. If diameter of cylinder bore is 120mm, then thickness of water cylinder flange will be
a) 8.8mm
b) 10.2mm
c) 7.8mm
d) 12mm
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9. If nominal diameter of bolt used is 20mm, then find the radial distance between outer diameter of flange and pitch circle diameter of studs.
a) 24mm
b) 28mm
c) 32mm
d) 36mm
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10. The circumferential hoop stress and longitudinal stress are both shear stress.
a) True
b) False
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11. The circumferential hoop stress and longitudinal stress act in same direction and hence are straight away added.
a) True
b) False
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Sanfoundry Global Education & Learning Series – Machine Design.
To practice all areas of Machine Design, here is complete set of 1000+ Multiple Choice Questions and Answers.

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