Related Questions

Whenever some external system of forces acts on a body, it undergoes some deformation. As the body undergoes some deformation, it sets up some resistance to the deformation. This resistance per unit area to deformation, is called
A Strain
B Stress
C Pressure
D Modulus of elasticity
Slow plastic deformation of metals under a constant stress is known as
A Creep
B Fatigue
C Endurance
D Plastic deformation
Slow plastic deformation of metals under a constant stress is termed as __________ failure.
A Fatigue
B Endurance
C Creep
D None of these
The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress.
A Working
B Damaging
C Allowable
D None of these
In the tensile test, the phenomenon of slow extension of the material, i. e. stress increasing with the time at a constant load is called
A Creeping
B Yielding
C Breaking
D Plasticity
The closest meaning of the word "Progressive " in the sentence "Prof. Chowdhury is a progressive man". is
A prosperous
B has progressed
C aggressive
D open to changes
The highest stress that a material can withstand for a specified length of time without excessive deformation is called the __________ strength.
A Creep
B Endurance
C Fatigue
D None of these
The deformation of a bar under its own weight compared to the deformation of same body subjected to a direct load equal to weight of the body is
A Same
B Double
C Half
D Four times
The deformation of a bar under its own weight is _________ the deformation, if the same body is subjected to a direct load equal to weight of the body.
A Equal to
B Half
C Double
D Quadruple
The phenomenon in which slow extension of material takes place with the time at constant load is called
A Plasticity
B Creep
C Elasticity
D Ductility

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