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
A material is able to retain the deformation permanently by virtue of its
A Elasticity
B Plasticity
C Ductility
D Malleability
Indicate which of the following material does not retain magnetism permanently.
A Soft iron
B Stainless steel
C Hardened steel
D None of the above
Which of the following ingredients of the brick earth enables the brick to retain its shape?
A Alumina
B Silica
C Iron
D Magnesia
Deformation drag, which is caused by widespread deformation of fluid around the immersed body
A Occurs when NRe is very small
B Is primarily a friction drag
C Is independent of body length
D Depends mainly on cross-sectional shape
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 material which can be deformed permanently by heat and pressure is called a
A thermoplastic
B thermoset
C chemical compound
D polymer
The property of material, by which a given amount of energy is absorbed by it, without plastic deformation is called
A Resilience
B Toughness
C Ductility
D Impact strength
The property of material, by which a given amount of energy is absorbed by it without plastic deformation, is called the
A Resilience
B Toughness
C Ductility
D Impact strength

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