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Fundamentals of Machine Design (3141907)
MCQ
MCQs of Design Against Fluctuating Loads
Next
MCQ No - 1
The yield point in static loading is ___________as compared to fatigue loading.
(A)
higher
(B)
lower
(C)
same
Answer
A
MCQ No - 2
The stress concentration factor is defined as the ratio of
(A)
maximum stress to the endurance limit
(B)
nominal stress to the endurance limit
(C)
maximum stress to the nominal stress
(D)
nominal stress to the maximum stress
Answer
C
MCQ No - 3
Stress concentration is caused due to
(A)
variation in properties of the material from point to point in a member
(B)
pitting at points or areas at which loads on a member are applied
(C)
the abrupt change of section
(D)
all of the above
Answer
D
MCQ No - 4
The fatigue life of a part can be improved by
(A)
electroplating
(B)
shot peening
(C)
polishing
(D)
coating
Answer
B
MCQ No - 5
Failure of a material is called fatigue when it fails
(A)
at the elastic limit
(B)
below the elastic limit
(C)
at the yield point
(D)
below the yield point
Answer
D
Fundamentals of Machine Design(3141907)
1. Basics of Stress and Strain
2. Moment of Inertia of Planar Cross-sections
3. Flexural Stresses
4. Torsion
5. Introduction to Machine Design
6. Design Against Static Load
7. Beams and Columns
8. Shafts and Keys
9. Power Screws and Threaded Joints
10. Design Against Fluctuating Loads
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