Each question in this quiz is timed.
Generating machines are:
Engines
Turbines
Generators
Automobiles
In Transforming machines, Input is always
mechanical
Electrical
Tidal
Solar
Which of these is not a type of machine
Transforming
Utilizing
Generating
Transferring
Which of the following is not an assumption of Strength Of Materials?
Material is Isotropic
Prismatic
Material follows Hooke's Law
Self Weight is considered
Select the basis of classification of loads
Time
Cross Section
Load Magnitude
Load Distribution
Spur Gears are preferred to Helical Gears
Relation between static and impact stress (S = Static stress, P = Impact stress, I = Impact Factor)
S = P x I
S = P x I +P
S + I x S = P
P = S x I
For impact bending, which kind of support is used?
Flexible support
Rigid support
Roller support
No support is needed
In fluctuating load
Only magnitude changes
Only direction changes
Both magnitude and direction change
No change in magnitude and direction
In alternating load
Both magnitude and direction of the load change
No change in direction or magnitude
In completely reversed load
Both direction and magnitude of the load change
No change in direction or magnitude of the load
X: No. of Reaction Forces in a beam Y: No. of Equilibrium Equations Which of the following relation is true for a Statically Indeterminate Beam?
X > Y
X < Y
X = Y
X <= Y
A cantilever beam is
Always Statically Determinate
Always Statically Indeterminate
sometimes S.D sometimes S.I
None of the above
A Simply Supported Beam is
always Statically Determinate
always Statically Indeterminate
never Statically Indeterminate
Can be S.I under special conditions
Which of the following are always Statically Indeterminate?
Fixed Beam
Continuous Beam
Overhanging Beam
Simply Supported Beam
Structural members experience ______ Load whereas Machine Components experience _______ Load
Static, Fatigue
Fatigue, Static
Static, Alternating
Alternating, Static
Bending moment is _____ for sagging and _____ for hogging
positive, negative
negative, positive
zero, positive
negative, zero
Stress on top fiber(S) is given by: (B: Bending stress, D: Direct stress)
S = B - D
S = B + D
S = (B - D)/2
S = (B+D)/2
Force is ______ where sagging occurs and ______ where hogging occurs
Compressive, Tensile
Tensile, Compressive
Shear, Tensile
Bending Moment is maximum where
Point of Contraflexure occurs
Shear force changes sign
neutral axis is present
midpoint is present
Point of contraflexure occurs where
Bending Moment changes its sign
Bending Moment is maximum
Shear Force is maximum
Shear Force changes its sign
Stress always acts perpendicular to the surface
Stress is a ____ order tensor and Pressure is a ____ order tensor
0, 2
2, 0
1, 2
2, 1
Saint Venant's Principle states that the stress distribution is dependent on the load application
Hooke's law gives a relationship between
Stress and Strain within elastic limit
Lateral Strain and Longitudinal Strain
Stress Distribution on the basis of Load application
Stress and Strain within yield point