A. yield point
B. limit of proportionality
C. breaking point
D. elastic limit
E. plastic limit
Related Mcqs:
- Percentage reduction of area in performing tensile test on cast iron may be of the order of__________________?
A. 50%
B. 25%
C. 0%
D. 15%
E. 60%. - The value of Poisson’s ratio for cast iron is_________________?
A. 0.1 to 0.2
B. 0.23 to 0.27
C. 0.25 to 0.33
D. 0.4 to 0.6
E. 3 to 4 - Proof resilience per material is known as________________?
A. resilience
B. proof resilience
C. modulus of resilience
D. toughness
E. impact energy - When two plates are butt together and riveted with cover plates with two rows of rivets, the joi;it is known as ___________________?
A. lap point
B. butt joint
C. single riveted single cover butt joint
D. double riveted double cover butt joint
E. single riveted double cover butt joint - A body moves, from rest with a constant acceleration of 5 m per sec. The distance covered in 5 sec is most nearly_______________?
A. 38 m
B. 62.5 m
C. 96 m
D. 124 m
E. 240 m - The maximum frictional force which comes into play when a body just begins to slide over another surface is called________________?
A. limiting friction
B. sliding friction
C. rolling friction
D. kinematic friction
E. dynamic friction - Coulomb friction is the friction between_____________________?
A. bodies having relative motion
B. two dry surfaces
C. two lubricated surfaces
D. solids and liquids
E. electrically charged particles - The ratio of elongation in a prismatic bar due to its own weight (W) as compared to another similar bar carrying an additional weight (W) will be _________________?
A. 1:2
B. 1 : 3
C. 1 : 4
D. 1 : 2.5
E. 1 : 2.25 - The change in the unit volume of a material under tension with increase in its Poisson’s ratio will ________________?
A. increase
B. decrease
C. remain same
D. increase initially and then decrease
E. unpredictable - Which of the following materials is most elastic_________________?
A. rubber
B. plastic
C. brass
D. steel
E. glass
