When a rectangular beam is loaded transversely, the maximum compressive stress develops on
-
bottom fibre -
top fibre -
neutral axis -
every cross-section.
The structure shown in below figure is stable, if 
-
-
x = 2y -
x = y -
2x = y.
If Z and I are the section modulus and moment of inertia of the section, the shear force F and bending moment M at a section are related by
In a simply supported beam (l + 2a) with equal overhangs (a) and carrying a uniformly distributed load over its entire length, B.M. at the middle point of the beam will be zero if
-
l = 2a -
l = 4a -
l < 2a -
l > a -
l > 3a.
Pick up the correct statement from the following :
-
The distance of the eccentric axial load from the C.G. beyond which tension develops, is known as kern distance -
In visco-elastic material, stress-strain relation is dependent on time -
An instropic material has different properties is different directions -
An orthotropic material has different properties in three mutually perpendicular directions -
All the above.
Struts are load carrying members of a frame structure which are subjected to
-
axial tension loads -
axial compressive loads -
torsional loads -
transverse loads.
The reaction at support A of the beam shown in below figure, is
-
zero -
5 T -
10 T -
1 T -
4 T.
Along the neutral axis of a simply supported beam
-
fibres do not undergo strain -
fibres undergo minimum strain -
fibres undergo maximum strain -
none of these.
The structure shown in below figure is stable, if
-
-
x = 2y -
x = y -
2x = y.
The reaction at the supports will be vertical to the plane of the support if the frame structure rests on
-
roller supports -
free supports -
hinged supports -
all the above.
In a simply supported beam (l + 2a) with equal overhangs (a) and carrying a uniformly distributed load over its entire length, B.M. at the middle point of the beam will be zero if
-
l = 2a -
l = 4a -
l < 2a -
l > a -
l > 3a.
Reactions at the supports of a structure can be determined by equating the algebraic sum of
-
horizontal forces to zero -
vertical forces to zero -
moment about any point to zero -
all the above.
The reaction at support A of the beam shown in below figure, is
-
zero -
5 T -
10 T -
1 T -
4 T.
The reaction at the supports will be vertical to the plane of the support if the frame structure rests on
-
roller supports -
free supports -
hinged supports -
all the above.
Strain energy of a member may be equated to
-
average resistance x displacement 
-
stress x strain x area of its cross-section -
stress x strain x volume of the member
-
(stress)2 x volume of the member + Young's modulus E.
A member which is subjected to reversible tensile or compressive stress may fail at a stress lower than the ultimate stress of the material. This property of metal, is called
-
plasticity of the metal -
elasticity of the metal -
fatigue of the metal -
workability of the metal.
Pick up the correct statement from the following :
-
The distance of the eccentric axial load from the C.G. beyond which tension develops, is known as kern distance -
In visco-elastic material, stress-strain relation is dependent on time -
An instropic material has different properties is different directions -
An orthotropic material has different properties in three mutually perpendicular directions -
All the above.
Strain energy of a member may be equated to
-
average resistance x displacement
-
stress x strain x area of its cross-section
-
stress x strain x volume of the member
-
(stress)2 x volume of the member + Young's modulus E.
The structure shown in below figure is stable, if
-
-
x = 2y -
x = y -
2x = y.
A member which is subjected to reversible tensile or compressive stress may fail at a stress lower than the ultimate stress of the material. This property of metal, is called
-
plasticity of the metal -
elasticity of the metal -
fatigue of the metal -
workability of the metal.
The maximum load to which a fillet joint of length L can be subjected to, is
-
0.7 x S x fillet size x L 
-
2 x S x fillet size x L
-
permissible shear stress x fillet size x L
-
-
none of these.
The maximum compressive stress at the top of a beam iskg/cm2 and the corresponding tensile stress at its bottom iskg/cm2 . If the depth of the beam iscm, the neutral axis from the top, is
-
2 cm -
4 cm -
6 cm -
8 cm -
10 cm.
Strain energy of a member may be equated to
-
average resistance x displacement
-
stress x strain x area of its cross-section
-
stress x strain x volume of the member
-
(stress)2 x volume of the member + Young's modulus E.
A member which is subjected to reversible tensile or compressive stress may fail at a stress lower than the ultimate stress of the material. This property of metal, is called
-
plasticity of the metal -
elasticity of the metal -
fatigue of the metal -
workability of the metal.
For a given material, if E, C, K and m are Young's modulus, shearing modulus, bulk modulus and poisson ratio, the following relation does not hold good
The cross sections of the beams of equal length are a circle and a square whose permissible bending stress are same under same maximum bending. The ratio of their flexural weights is,
-
1.118 -
1.338 -
1.228 -
1.108
When two plates butt together and are riveted with two cover plates with two rows of rivets, the joint is known as
-
lap joint -
butt join -
single riveted single cover butt joint -
double riveted double cover butt joint.
Pick up the correct assumption of the theory of simple bending
-
The value of the Young's modulus is the same in tension as well as in compression -
Transverse section of a beam remains plane before and after bending -
The material of the beam is homogeneous and isotropic -
The resultant pull or thrust on transverse section of a beam is zero -
All the above.
A column is said to be of medium size if its slenderness ratio is between
-
20 and 32 -
32 and 120 -
120 and 160 -
160 and 180 -
180 and 200
The section modulus of a rectangular section is proportional to
-
area of the section -
square of the area of the section -
product of the area and depth -
product of the area and width -
half moment of inertia of the section.