Physics - Elasticity Question with Solution | TestHub

PhysicsElasticityMiscellaneousEasy2 minPYQ_2020
PhysicsEasysingle choice

What will be the change in interatomic distance (in A°) of steel on applying a stress of 109 N/m2. The Young's modulus of steel is  2× 10 11  N/ m 2  and the interatomic distance in steel is 2.8 A°. 

 

 

Options:

Answer:
B
Solution:

e=( Stress )(ℓ)Y

=1092×1011×2.8( in Å)

=1.4×10-2 Å
=14×10-3 Å

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:ElasticitySubtopic:Miscellaneous
⏱ 2mℹ️ Source: PYQ_2020

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