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Objective Questions
Engineering
Mechanical
ME Set-3
Theory of Machines
79

Theory of Machines MCQ with Answers

79) Stress concentration in static loading is more serious in

ductile materials

brittle materials

equally serious in both cases

depends on other factors

Answer is:

brittle materials

Theory of Machines MCQ with Answers

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Related Theory of Machines MCQ with Answers

80) Stress concentration in cyclic loading is more serious in

ductile materials

brittle materials

equally serious in both cases

depends on other factors

Answer is:

ductile materials

81) Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to

dynamic loading

static loading

combined static and dynamic loading

completely reversed loading

Answer is:

completely reversed loading

82) Pick up wrong statement. Fatigue strength can be increased by

cold working

shot peening

grinding and lapping surface

hot working

Answer is:

hot working

Pick up wrong statement. Fatigue strength can be increased by

83) Which of the following is not correct procedure to increase the fatigue limit

cold working

shot peening

surface decarburisation

under-stressing

Answer is:

surface decarburisation

Theory of Machines MCQ with Answers

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