Physics - Elasticity Question with Solution | TestHub
PhysicsElasticityMiscellaneousMedium2 minQB
PhysicsMediumsingle choice
Passage / Comprehension
The graph shows the force-extension curve of a steel wire under tensile force. PQ and QR are two idealised straight-line sections. The unextended wire length is . Q is the proportionality limit and R is the yield point.
The strain at R is:
Options:
Answer:
A
Solution:
.
Stream:JEESubject:PhysicsTopic:ElasticitySubtopic:Miscellaneous
⏱ 2mℹ️ Source: QB
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