Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoThermal ExpansionMedium2 minQB
PhysicsMediummultiple choice
A bimetallic strip consists of two metals with different linear expansion coefficients. Which statements are correct?
Options:(select one or more)
Answer:
B, C
Solution:
On heating the higher-expansion layer becomes the outside of the bend. Thus the strip bends toward the lower coefficient. Cooling reverses the bend. B,C.
Subject:PhysicsTopic:Heat & ThermoSubtopic:Thermal Expansion
⏱ 2mℹ️ Source: QB
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