NEW
Font size
S
M
L
XL
WorksheetsApplied Mechanics - First 62 Q
Total questions: 62
Worksheet time: 31mins
Name
Class
Date
1.
If the area of a section is in mm^2 and the distance of the centre of area from a line is in mm, then units of the moment of inertia of the section is expressed in
a)
mm^2
b)
mm^3
c)
mm^4
d)
mm^5
2.
The second moment of an area is called___________
a)
moment
b)
moment of inertia
c)
torque
d)
couple
3.
Unit of force is
a)
newton
b)
Nmm
c)
mm^4
d)
mm
4.
Unit of moment is
a)
mm^2
b)
mm^3
c)
mm^4
d)
Nmm
5.
The turning tendency of a force about a point is called a _____________ of a force.
a)
moment
b)
torque
c)
moment of inertia
d)
couple
6.
The moment of inertia of a triangular section of base (b) and height (h) about the base is given by the relation
a)
bh^3/12
b)
bh^3/14
c)
bh^3/42
d)
bh^3/48
7.
The M.I of a Plane area is
a)
εar2
b)
εar3
c)
εar4
d)
εar
8.
The bending moment on a section is maximum where shearing force is
a)
minimum
b)
maximum
c)
zero
d)
neutral
9.
Theorem Of Perpendicular Axis can be written as___________
a)
Izz= Ixx+ Iyy
b)
IAB= IG+ a.h^2
c)
bh^3/12
d)
πd^4/64
10.
Theorem Of Parallel Axis can be written as___________
a)
Izz= Ixx+ Iyy
b)
IAB= IG+ a.h^2
c)
bh^3/12
d)
πd^4/64
11.
Moment of inertia of circular section is
a)
πd^4/64
b)
πd^4/32
c)
(πD^4- d^4)/64
d)
(πD^4- d^4)/32
12.
A structural member subjected to an axial compressive force is called as
a)
Beam
b)
Column
c)
Frame
d)
Strut
13.
A beam is carrying _________loads
a)
Axial
b)
transverse
c)
vertical
d)
all the above
14.
The bending moment at the free end of a cantilever any type of load is
a)
minimum
b)
maximum
c)
zero
d)
neutral
15.
The neutral axis of a section is an axis, at which the bending stress is
a)
minimum
b)
maximum
c)
zero
d)
neutral
16.
Moment of inertia of an area will be least with respect to
a)
Horizontal axis
b)
Vertical axis
c)
Bottom most axis
d)
Central axis
17.
If a cantilever beam is subjected to a point load at its free end, then the shear force under The point Load is
a)
Zero
b)
Less than the load
c)
Equal to the load
d)
more than the load
18.
A beam which is subjected to more than two supports is called as _________ beams
a)
Cantilever beam
b)
Fixed beams
c)
Continuous beams
d)
Simply supported beams
19.
The beam, the ends of which are made to freely rest on supports is known as ___________ beam
a)
Cantilever beam
b)
Fixed beams
c)
Continuous beams
d)
Simply supported beams
20.
A beam in which one end is fixed and is free at the other end is known as
a)
Cantilever beam
b)
Fixed beams
c)
Continuous beams
d)
Simply supported beams
21.
The beam, which is fixed at both ends is called as __________ beam
a)
Cantilever beam
b)
Fixed beams
c)
Continuous beams
d)
Simply supported beams
22.
fixed beams is also called as ________
a)
Cantilever beam
b)
Encastred Beams
c)
Continuous beams
d)
Simply supported beams
23.
The beams, the reactions of which at their supports is determined by the use of equations, is known as Statically ________ beams
a)
determinate
b)
Indeterminate
c)
fixed
d)
varying
24.
The beams, the reactions of which at their supports is be determined by the use of equations, is known statically______________ beams
a)
determinate
b)
Indeterminate
c)
fixed
d)
varying
25.
It is a load which generally zero at one point and continuously varying with reference to the spread load on the beam is known as Uniformly ____________ load.
a)
varying
b)
distribution
c)
Point Load
d)
Uniform Load
26.
It is a load act on a point therefore it is known as
a)
Point load
b)
Uniformly distributed load
c)
Uniformly Varying load
d)
Uniform Load
27.
The resultant force which is in the downward direction and is towards the RHS of the X - section ____________shear force.
a)
Positive
b)
Negative
c)
Neutral
d)
zero
28.
The resultant moment on the RHS position of the X-section is C.C.W, then it may be considered as _____________ bending moment
a)
Positive
b)
Negative
c)
Neutral
d)
zero
29.
The algebraic sum of the moments about an x-section of all the forces acting on either side of the section is
a)
Shear force
b)
Bending moment
c)
Varying force
d)
Total force
30.
The point of contra flexure is a point where
a)
Shear force changes sign
b)
Bending moment changes sign
c)
Shear force is maximum
d)
Bending moment is maximum
31.
When a cantilever is loaded at its free end, maximum compressive stress shall develop at
a)
Bottom
b)
Top
c)
Neutral
d)
Centre of gravity
32.
This load is spread over certain length of the beam is called as
a)
Uniformly distributed load
b)
Uniformly Varying load
c)
Point Load
d)
Length load
33.
If a force acts on a body, it sets up some resistance to the deformation. This resistance is known as
a)
Stress
b)
Strain
c)
Elasticity
d)
Modulus of elasticity
34.
The ratio between the stress and strain is known as _____
a)
Stress
b)
Strain
c)
Modulus of elasticity
d)
Hook's law
35.
The ratio of the maximum tensile load of a material can bear without failure, to the original cross-sectional area of the material is known as__________ strength.
a)
tensile
b)
compressive
c)
axial
d)
transverse
36.
The ratio of the maximum compressive load of a material can withstand without failure, to the original cross-sectional area of the material is known as __________ strength.
a)
tensile
b)
compressive
c)
axial
d)
transverse
37.
The property which allows a metal beam to be bent by hammering is known as __________
a)
malleability
b)
Ductility
c)
strength
d)
hardness
38.
Modulus of elasticity is otherwise called as __________ modulus
a)
Young’s
b)
shaer
c)
rigidity
d)
bulk
39.
The unit of Tensile stress is ________________
a)
N/m^2
b)
N
c)
mm^4
d)
mm
40.
The unit of Tensile strain is ________________
a)
no unit
b)
N/m^2
c)
N
d)
mm^4
41.
The term deformation per unit length is applied for
a)
Stress
b)
Strain
c)
Modulus of elasticity
d)
Hook's law
42.
The unit of Modulus of Elasticity is ________________
a)
N/m^2
b)
N
c)
mm^4
d)
mm
43.
The S.I unit of stress is
a)
no unit
b)
N/m2
c)
N/cm2
d)
N
44.
1 Pa (Pascal) = ___________ N/m2
a)
1
b)
10
c)
100
d)
1000
45.
SI-unit of load is ____________
a)
newton
b)
N/m^2
c)
mm^4
d)
mm
46.
Hook's law shows the ____________
a)
Elastic Behavior of Materials
b)
Plasticity
c)
Strength
d)
Tensile force
47.
Plastic flow property of a material is known as______
a)
Ductility
b)
Toughness
c)
Hardness
d)
Strength
48.
The effect of Tensile load is _______
a)
Compression
b)
elongation
c)
no change
d)
shear
49.
The property of a material to recover its original size when the applied force is removed
a)
Elasticity
b)
Elastic Limit
c)
Plasticity
d)
permanent
50.
The limit after which the piece of metal deforms permanently
a)
Plasticity
b)
Elastic Limit
c)
permanent limit
d)
Entry limits
51.
The property which allows a metal rod to be drawn into a wire of smaller cross section
a)
Ductility
b)
Toughness
c)
Hardness
d)
Strength
52.
When a material is loaded within elastic limit stress is proportional to
a)
Strain
b)
Force
c)
Tensile force
d)
Compressive force
53.
The capacity of a material to resist penetration, abrasion or a cut is known as
a)
hardness
b)
Ductility
c)
Plasticity
d)
Elasticity
54.
When a body is subjected to two equal and opposite pushing forces, the length of the body tends to decrease. These pushing forces are called
a)
Tensile loads
b)
Compressive loads
c)
Linear load
d)
Less load
55.
Due to external loads, the resistance offered by the material is _____________ proportional to the deformation of the material
a)
directly
b)
indirectly
c)
No relationship
d)
corelation
56.
An external force applied on a rigid body is called
a)
load
b)
strain
c)
body
d)
line
57.
Which law states that the stress is directly proportional to strain within the elastic limit
a)
Euler’s
b)
Newton’s
c)
Hook’s
d)
Law of Gearing
58.
The stress which is acting in steel wire of crane is
a)
Tensile stress
b)
Compressive stress
c)
Zero when load is lifting
d)
Negative stress
59.
Youngs modulus is denoted by a letter
a)
E
b)
G
c)
K
d)
N
60.
When a material is loaded within elastic limit_______ is proportional to strain
a)
Stress
b)
Strain
c)
Modulus of elasticity
d)
Hook's law
61.
A structural member subjected to an axial compressive force is called as
a)
Strut
b)
Beam
c)
Bend
d)
Shaft
62.
The load at which the column start buckles is called as ________ load
a)
buckling
b)
bending
c)
shear
d)
tensile
Reset
