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WorksheetsElasticity
Total questions: 10
Worksheet time: 5mins
An example of a perfectly plastic body is ___________
Quartz
Putty
Crystal
Rubber
When too many people stand on a bridge it collapses, why?
Due to increase in stress
Due to improper construction
Due to overweight
Due to friction
What happens when the stress applied to the body is increased beyond the maximum value and is removed after some time?
The body will come back to its original position
The body will oppose the stress
The body cannot return to its original position
The body becomes hot
Air is more elastic than water.
True
False
At the neutral axis, bending stress is _____
Minimum
Maximum
Zero
Constant
In simple bending, ______ is constant.
Shear force
Loading
Deformation
Bending moment
When a beam is subjected to simple bending, ____________ is the same in both tension and compression for the material.
Modulus of rigidity
Modulus of elasticity
Poisson’s ratio
Modulus of section
Curvature of the beam is __________ to bending moment.
Equal
Directly proportion
Inversely proportion
Coincides
The stress is directly proportional to _______
E
u
y
R
The stress induced in a body, when suddenly loaded, is __________ the stress induced when the same load is applied gradually.
four times
twice
one-half
equal to
