Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoThermal ExpansionMedium2 minQB
PhysicsMediumsingle choice
A hollow rod and a solid rod of the same alloy are each 30 cm long. Both are heated by 80 K. Find the ratio of their increases in length.
Options:
Answer:
B
Solution:
Each extension is . Cross-sectional geometry does not enter free linear expansion. The ratio is 1 : 1. \end{document}
Subject:PhysicsTopic:Heat & ThermoSubtopic:Thermal Expansion
⏱ 2mℹ️ Source: QB
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