Some Important Question for Mechanics
of Materials & Structures With Answer
of Materials & Structures With Answer
1. When
a rectangular beam is loaded transversely the maximum compressive stress is
developed on the :
a rectangular beam is loaded transversely the maximum compressive stress is
developed on the :
a) Top
layer
layer
b) Bottom
layer
layer
c) Neutral
axis
axis
d) Every
cross section
cross section
2. A
simply supported beam of span L carries a uniformly distributed load W. the
maximum bending moment, M is :
simply supported beam of span L carries a uniformly distributed load W. the
maximum bending moment, M is :
a) WL/2
b) WL/4
c) WL/8
d) WL/16
3. Fatigue
is the failure of material under :
is the failure of material under :
a) Constant
loads but occasionally well above static load
loads but occasionally well above static load
b) Varying
loads, well below ultimate static load
loads, well below ultimate static load
c) Constant
loads well below ultimate static load
loads well below ultimate static load
d) Varying
loads well above ultimate static load
loads well above ultimate static load
4. If
a road simultaneously pulled at both of its ends, it will be a case of :
a road simultaneously pulled at both of its ends, it will be a case of :
a) Axial
loading
loading
b) Vertical
loading
loading
c) Horizontal
loading
loading
d) None
of these
of these
5. A
member which does not regain its original shape after the load producing
deformation is removed, is said to be :
member which does not regain its original shape after the load producing
deformation is removed, is said to be :
a) Plastic
b) Elastic
c) Rigid
d) None
of the above
of the above
6. The
law which states with within elastic limits strain produced in proportional to
stress producing it is known as :
law which states with within elastic limits strain produced in proportional to
stress producing it is known as :
a) Bernoulli’s
law
law
b) Stress
law
law
c) Hooke’s
law
law
d) Poisson’s
law
law
7. The
ratio of the largest load in a test to the original cross-sectional area of the
piece is called :
ratio of the largest load in a test to the original cross-sectional area of the
piece is called :
a) Elastic
limit
limit
b) Ultimate
stress
stress
c) Yield
stress
stress
d) Breaking
stress
stress
8. The
bending moment at a section tends to bend or deflect the beam and internal
stresses resist its bending. The resistance offered by the internal stress to
the bending, is called :
bending moment at a section tends to bend or deflect the beam and internal
stresses resist its bending. The resistance offered by the internal stress to
the bending, is called :
a) Compressive
stress
stress
b) Shear
stress
stress
c) Bending
stress
stress
d) Elastic
modulus
modulus
9. Tensile
internal force tends to :
internal force tends to :
a) Crush
the member
the member
b) Elongate
the member
the member
c) Shorten
the member
the member
d) Smash
the member
the member
10. The
magnitude of a shear force at a distance of L/4 from either end of a simply
supported beam with load P applied at mid span is equal to :
magnitude of a shear force at a distance of L/4 from either end of a simply
supported beam with load P applied at mid span is equal to :
a) P
b) P/2
c) P/4
d) P/8
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Q
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Ans
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Q
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Ans
|
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1
|
a
|
6
|
c
|
|
2
|
c
|
7
|
b
|
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3
|
b
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8
|
c
|
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4
|
a
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9
|
c
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5
|
a
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10
|
b
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