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Question: Answered & Verified by Expert
If a bimetallic strip is heated, it will
PhysicsThermal Properties of MatterNEET
Options:
  • A bend towards the metal with lower thermal expansion coefficient
  • B bend towards the metal with higher thermal expansion coefficient
  • C not bend at all
  • D twist itself into a helix
Solution:
2688 Upvotes Verified Answer
The correct answer is: bend towards the metal with lower thermal expansion coefficient
Metal with higher thermal expansion coefficient expands more than metal with lower thermal expansion coefficient therefore if a bimetallic strip is heated it bend towards the metal with lower thermal expansion coefficient.

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