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WorkShop Calculation and Science
Module - 4: ELASTICITY
Set 1
Set 1
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Q12693
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Which is elastic material?
A
Nylon
B
Polystyrenes
C
Celluloid
D
Polycarbonates
Q12694
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Which is thermo plastic material?
A
Butyl rubber
B
Nylon
C
Neoprene
D
Vinyl polymers
Q12695
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What is the maximum percentage of stretch of its original length is allowable for elastic materials?
A
100%
B
200%
C
300%
D
400%
Q12696
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What is the ratio between the change in dimension to its original dimension of the substance?
A
Stress
B
Strain
C
Poisson's ratio
D
Factor of safety
Q12697
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What is the unit of strain?
A
Kg/cm<sup>2</sup>
B
Newton/metre<sup>2</sup>
C
Metre
D
No unit
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