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Department of Mechanical Engineering
SOM
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Question 1 : When a bar is lengthened or shortened by a load, it simultaneously becomes narrower or wider. The ratio if this strain in the direction of width to the simultaneous strain in the direction of length is called
Option-1 :Young's modulus
Option-2 :Hook's ratio
Option-3 :Poisson's ratio
Option-4 :Ruler's ratio
Question 2 : Volumetric strain is defined as
Option-1 :change in length/original length
Option-2 :change in diameter/original diameter
Option-3 :change in volume/original volume
Option-4 :None of the above
Question 3 : Strain in transverse direction is termed as lateral strain
Option-1 :TRUE
Option-2 :FALSE
Question 4 : Strain in longitudnal direction is termed as lateral strain
Option-1 :TRUE
Option-2 :FALSE
Question 5 : The Modulus of Rigidity is defined as the ratio of shear stress to shear strain
Option-1 :TRUE
Option-2 :FALSE
Question 6 : Strain energy stored per unit volume is also called Resilience
Option-1 :TRUE
Option-2 :FALSE
Question 7 : The value of strain energy stored by the member per unit volume is given by
Option-1 :p*2/2E
Option-2 :2E/p
Option-3 :p*2/2AE
Option-4 :None of the above
Question 8 : A member which allows itself to be deformed without any resistance is said to be
Option-1 :Elastic
Option-2 :Plastic
Option-3 :rigid
Option-4 :None of the above
Question 9 : A member which does not allows itself to get deformed is said to be
Option-1 :Rigid
Option-2 :Plastic
Option-3 :Elastic
Option-4 :None of the above
Question 10 : A member which regains its original shape after removal of loading is said to be
Option-1 :Plastic
Option-2 :Elastic
Option-3 :Rigid
Option-4 :None of the above
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