The energy absorbed in a body, when it is strained within the elastic limits, is known as________________?
(A) strain energy
(B) resilience
(C) proof resilience
(D) modulus of resilience
(D) toughness
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
(D) 3 to 4
Flow stress corresponds to___________________?
(A) fluids in motion
(B) breaking point
(C) plastic deformation of solids
(D) rupture stress
(D) none of the above
The stress at which extension of the material takes place more quickly as compared to the increase in load is called______________?
(A) elastic point of the material
(B) plastic point of the material
(C) breaking point of the material
(D) yielding point of the material
(D) ultimate point of the material
The ratio of lateral strain to the linear strain within elastic limit is known as_______________?
(A) Young’s modulus
(B) bulk modulus
(C) modulus of rigidity
(D) modulus of elasticity
(D) Poisson’s ratio
Rupture stress is________________?
(A) breaking stress
(B) maximum load/original cross-sectional area
(C) load at breaking point/A
(D) load at breaking point/neck area
(D) maximum stress
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
(D) none of the above
The safe twisting moment for a compound shaft is equal to the _________________?
(A) maximum calculated value
(B) minimum calculated value
(C) mean value
(D) extreme value
(D) none of the above
A cylindrical section having no joint is known as ____________________?
(A) jointless section
(B) homogeneous section
(C) perfect section
(D) manufactured section
(D) seamless section
The force acting along the circumference will cause stress in the walls in a direction normal to the longitudinal axis of cylinder; this stress is called___________________?
(A) longitudinal stress
(B) hoop stress
(C) yeiled stress
(D) ultimate stress
(D) none of the above