# SOM Quiz 1

Quiz by Lalithej Vvk, updated more than 1 year ago
 Created by Lalithej Vvk over 3 years ago
12
1

### Description

GATE Mechanical Engineering (Strength of Materials) Quiz on SOM Quiz 1, created by Lalithej Vvk on 05/31/2017.

## Resource summary

### Question 1

Question
Generating machines are:
• Engines
• Turbines
• Generators
• Automobiles

### Question 2

Question
In Transforming machines, Input is always
• mechanical
• Electrical
• Tidal
• Solar

### Question 3

Question
Which of these is not a type of machine
• Transforming
• Utilizing
• Generating
• Transferring

### Question 4

Question
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

### Question 5

Question
Select the basis of classification of loads
• Time
• Cross Section

### Question 6

Question
Spur Gears are preferred to Helical Gears
• True
• False

### Question 7

Question
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

### Question 8

Question
For impact bending, which kind of support is used?
• Flexible support
• Rigid support
• Roller support
• No support is needed

### Question 9

Question
• Only magnitude changes
• Only direction changes
• Both magnitude and direction change
• No change in magnitude and direction

### Question 10

Question
• Both magnitude and direction of the load change
• Only magnitude changes
• Only direction changes
• No change in direction or magnitude

### Question 11

Question
• Only direction changes
• Only magnitude changes
• Both direction and magnitude of the load change
• No change in direction or magnitude of the load

### Question 12

Question
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

### Question 13

Question
A cantilever beam is
• Always Statically Determinate
• Always Statically Indeterminate
• sometimes S.D sometimes S.I
• None of the above

### Question 14

Question
A Simply Supported Beam is
• always Statically Determinate
• always Statically Indeterminate
• never Statically Indeterminate
• Can be S.I under special conditions

### Question 15

Question
Which of the following are always Statically Indeterminate?
• Fixed Beam
• Continuous Beam
• Overhanging Beam
• Simply Supported Beam

### Question 16

Question
• Static, Fatigue
• Fatigue, Static
• Static, Alternating
• Alternating, Static

### Question 17

Question
Bending moment is _____ for sagging and _____ for hogging
• positive, negative
• negative, positive
• zero, positive
• negative, zero

### Question 18

Question
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

### Question 19

Question
Force is ______ where sagging occurs and ______ where hogging occurs
• positive, negative
• Compressive, Tensile
• Tensile, Compressive
• Shear, Tensile

### Question 20

Question
Bending Moment is maximum where
• Point of Contraflexure occurs
• Shear force changes sign
• neutral axis is present
• midpoint is present

### Question 21

Question
Point of contraflexure occurs where
• Bending Moment changes its sign
• Bending Moment is maximum
• Shear Force is maximum
• Shear Force changes its sign

### Question 22

Question
Stress always acts perpendicular to the surface
• True
• False

### Question 23

Question
Stress is a ____ order tensor and Pressure is a ____ order tensor
• 0, 2
• 2, 0
• 1, 2
• 2, 1

### Question 24

Question
Saint Venant's Principle states that the stress distribution is dependent on the load application
• True
• False

### Question 25

Question
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

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