Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoThermal ExpansionMedium2 minQB
PhysicsMediumsingle choice
We want to pass a brass sphere through a brass ring, both initially at the same temperature. The sphere radius is slightly larger than the ring radius. The temperature is changed by the same magnitude for both. Which is an effective method?
Options:
Answer:
D
Solution:
The sphere must shrink relative to the hole.
Cooling the sphere decreases its radius.
Heating the ring increases its hole radius.
Stream:JEESubject:PhysicsTopic:Heat & ThermoSubtopic:Thermal Expansion
⏱ 2mℹ️ Source: QB
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