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Free download in PDF Strength of Materials Short Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams. These short solved questions or quizzes are provided by Gkseries.
41
non-yielding support implies that the
[A]
support is frictionless
[B]
support can take any amount of reaction
[C]
support holds member firmly
[D]
slope of the beam at the support is zero
Answer: slope of the beam at the support is zero
42
A beam is loaded as cantilever. If the load at the end is increased, the failure will occur
[A]
in the middle
[B]
at the tip below the load
[C]
at the support
[D]
anywhere
43
A material capable of absorbing large amount of energy before fracture is known as
[A]
ductility
[B]
toughness
[C]
resilience
[D]
shock proof
44
The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is
[A]
same
[B]
twice
[C]
four times
[D]
eight times
45
The stress induced in a body due to suddenly applied load compared to when it is applied gradually is
[A]
same
[B]
half
[C]
two times
[D]
four times
46
Proof resilience per material is known as
[A]
resilience
[B]
proof resilience
[C]
modulus of resilience
[D]
toughness
Answer: modulus of resilience
47
The total strain energy stored in a body is termed as
[A]
resilience
[B]
proof resilience
[C]
modulus of resilience
[D]
toughness
48
The maximum strain energy that can be stored in a body is known as
[A]
impact energy
[B]
resilience
[C]
proof resilience
[D]
modulus of resilience
49
Resilience of a material is considered when it is subjected to
[A]
frequent heat treatment
[B]
fatigue
[C]
creep
[D]
shock loading
50
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
51
When it is indicated that a member is elastic, it means that when force is applied, it will
[A]
not deform
[B]
be safest
[C]
stretch
[D]
not stretch
52
Flow stress corresponds to
[A]
fluids in motion
[B]
breaking point
[C]
plastic deformation of solids
[D]
rupture stress
Answer: plastic deformation of solids
53
In question 56, the internal reaction in bottom 80 cm length will be
[A]
same in both cases
[B]
zero in first case
[C]
different in both cases
[D]
data are not sufficient to determine same
Answer: zero in first case
54
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
Answer: yielding point of the material
55
The ratio of direct stress to volumetric strain in case of a body subjected to three mutually perpendicular stresses of equal intensity, is equal to
[A]
Young’s modulus
[B]
bulk modulus
[C]
modulus of rigidity
[D]
modulus of elasticity
56
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]
Poisson’s ratio
57
The elasticity of various materials is controlled by its
[A]
ultimate tensile stress
[B]
proof stress
[C]
stress at yield point
[D]
stress at elastic limit
Answer: stress at elastic limit
58
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
Answer: load at breaking point/neck area
59
The stress developed in a material at breaking point in extension is called
[A]
breaking stress
[B]
fracture stress
[C]
yield point stress
[D]
ultimate tensile stress
60
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
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