IC Engines Mcqs

Q.  The theoretically correct mixture of air and petrol is approximately ________________?

a. 0.334027778
b. 0.500694444
c. 0.625694444
d. 0.834027778


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MCQs:  Fatigue strength can be increased by__________________?
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MCQs:  Stress concentration in cyclic loading is more serious in__________________?
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MCQs:  The fatigue life of a part can be improved by_____________________?
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MCQs:  Plastic flow in ductile materials_____________________?
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MCQs:  Stress concentration is caused due to_____________________?
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MCQs:  If a load W is applied instantaneously on a bar; then the stress induced in bar will___________________?
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MCQs:  In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by_________________?
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MCQs:  Rankine’s theory of failure is applicable for following type of materials___________________?
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MCQs:  A hot short metal is_________________?
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MCQs:  The permissible stress for carbon steel under static loading is generally taken as__________________?
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MCQs:  The ultimate strength of steel in tension in comparison to shear is in the ratio of__________________?
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MCQs:  The fatigue limit of a material____________________?
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MCQs:  Yield point in fatigue loading as compared to static loading is__________________?
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MCQs:  Which process will increase the fatigue duration of parts ?
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MCQs:  In nitrated parts, the origins of the fatigue cracks will occur at__________________?
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MCQs:  Cold working________________?
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MCQs:  Residual stress in materials_________________?
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