9159779
Descripción
Test por Lalithej Vvk, actualizado hace más de 1 año
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Creado por Lalithej Vvk
hace alrededor de 7 años
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Pregunta 1
Pregunta
Generating machines are:
Respuesta
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Engines
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Turbines
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Generators
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Automobiles
Pregunta 2
Pregunta
In Transforming machines, Input is always
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mechanical
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Electrical
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Tidal
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Solar
Pregunta 3
Pregunta
Which of these is not a type of machine
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Transforming
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Utilizing
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Generating
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Transferring
Pregunta 4
Pregunta
Which of the following is not an assumption of Strength Of Materials?
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Material is Isotropic
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Prismatic
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Material follows Hooke's Law
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Self Weight is considered
Pregunta 5
Pregunta
Select the basis of classification of loads
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Time
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Cross Section
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Load Magnitude
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Load Distribution
Pregunta 6
Pregunta
Spur Gears are preferred to Helical Gears
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- True
- False
Pregunta 7
Pregunta
Relation between static and impact stress (S = Static stress, P = Impact stress, I = Impact Factor)
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S = P x I
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S = P x I +P
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S + I x S = P
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P = S x I
Pregunta 8
Pregunta
For impact bending, which kind of support is used?
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Flexible support
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Rigid support
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Roller support
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No support is needed
Pregunta 9
Pregunta
In fluctuating load
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Only magnitude changes
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Only direction changes
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Both magnitude and direction change
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No change in magnitude and direction
Pregunta 10
Pregunta
In alternating load
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Both magnitude and direction of the load change
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Only magnitude changes
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Only direction changes
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No change in direction or magnitude
Pregunta 11
Pregunta
In completely reversed load
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Only direction changes
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Only magnitude changes
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Both direction and magnitude of the load change
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No change in direction or magnitude of the load
Pregunta 12
Pregunta
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?
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X > Y
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X < Y
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X = Y
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X <= Y
Pregunta 13
Pregunta
A cantilever beam is
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Always Statically Determinate
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Always Statically Indeterminate
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sometimes S.D sometimes S.I
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None of the above
Pregunta 14
Pregunta
A Simply Supported Beam is
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always Statically Determinate
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always Statically Indeterminate
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never Statically Indeterminate
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Can be S.I under special conditions
Pregunta 15
Pregunta
Which of the following are always Statically Indeterminate?
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Fixed Beam
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Continuous Beam
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Overhanging Beam
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Simply Supported Beam
Pregunta 16
Pregunta
Structural members experience ______ Load whereas Machine Components experience _______ Load
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Static, Fatigue
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Fatigue, Static
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Static, Alternating
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Alternating, Static
Pregunta 17
Pregunta
Bending moment is _____ for sagging and _____ for hogging
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positive, negative
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negative, positive
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zero, positive
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negative, zero
Pregunta 18
Pregunta
Stress on top fiber(S) is given by: (B: Bending stress, D: Direct stress)
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S = B - D
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S = B + D
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S = (B - D)/2
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S = (B+D)/2
Pregunta 19
Pregunta
Force is ______ where sagging occurs and ______ where hogging occurs
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positive, negative
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Compressive, Tensile
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Tensile, Compressive
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Shear, Tensile
Pregunta 20
Pregunta
Bending Moment is maximum where
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Point of Contraflexure occurs
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Shear force changes sign
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neutral axis is present
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midpoint is present
Pregunta 21
Pregunta
Point of contraflexure occurs where
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Bending Moment changes its sign
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Bending Moment is maximum
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Shear Force is maximum
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Shear Force changes its sign
Pregunta 22
Pregunta
Stress always acts perpendicular to the surface
Respuesta
- True
- False
Pregunta 23
Pregunta
Stress is a ____ order tensor and Pressure is a ____ order tensor
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0, 2
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2, 0
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1, 2
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2, 1
Pregunta 24
Pregunta
Saint Venant's Principle states that the stress distribution is dependent on the load application
Respuesta
- True
- False
Pregunta 25
Pregunta
Hooke's law gives a relationship between
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Stress and Strain within elastic limit
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Lateral Strain and Longitudinal Strain
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Stress Distribution on the basis of Load application
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Stress and Strain within yield point
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