Strength of Materials Quiz | Strength of Materials Short Questions and Answers

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Questions
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

Answer: anywhere
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43 A material capable of absorbing large amount of energy before fracture is known as
A ductility
B toughness
C resilience
D shock proof

Answer: toughness
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

Answer: four 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

Answer: two 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

Answer: resilience
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

Answer: proof resilience
49 Resilience of a material is considered when it is subjected to
A frequent heat treatment
B fatigue
C creep
D shock loading

Answer: 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

Answer: strain energy
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

Answer: 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

Answer: bulk modulus
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

Answer: 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

Answer: breaking 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

Answer: 1 : 3

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