Physics - Heat & Thermo Question with Solution | TestHub
PhysicsHeat & ThermoThermal ExpansionEasy2 minQB
PhysicsEasysingle choice
I. Whenever you add heat energy to any material, its temperature will rise.
II. Heat and temperature are the same thing.
III. If the pendulum of a normal grandfather clock is cooled, the clock runs more quickly.
Options:
Answer:
C
Solution:
I is false: added heat can cause a phase change without raising temperature.
II is false: heat is energy transfer, not temperature.
III is true: cooling shortens the pendulum and reduces its period.
Stream:JEESubject:PhysicsTopic:Heat & ThermoSubtopic:Thermal Expansion
⏱ 2mℹ️ Source: QB
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