Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoThermal ExpansionMedium2 minQB
PhysicsMediummultiple choice
Two identical strips of copper and brass form a bimetallic strip with coefficients . On heating by , its radius of curvature R is:
Options:(select one or more)
Answer:
B, D
Solution:
For fixed thicknesses and elastic properties, small-strain curvature magnitude is proportional to abs . Radius is inverse curvature, giving B,D.
Subject:PhysicsTopic:Heat & ThermoSubtopic:Thermal Expansion
⏱ 2mℹ️ Source: QB
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