A bi-metallic strip is made of two strips A and B having co-efficients of linear…
Physics · JEE Main · NTA Exams — Thermodynamics
A bi-metallic strip is made of two strips A and B having co-efficients of linear expansion αA and αB. If αA < αB, then on heating the strip will
- bend with A on outer side
- bend with B on outer side
- not bend at all
- None of these
Answer
(B) bend with B on outer side
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