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Physics - Sound Wave Question with Solution | TestHub

PhysicsSound WaveMiscellaneousEasy2 minPYQ_2020

PhysicsEasysingle choice

A bimetallic strip consists of metals $X$ and $Y$ . It is mounted rigidly at the base, as shown in the figure. The metal $X$ has a higher coefficient of expansion as compared to that for metal $Y$ . When the bimetallic strip is placed in a cold bath

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Answer:

Solution:

As $α_{x} > α_{y}$ , on cooling $X$ contracts more than $Y$ . So, the strip bends towards $X$ , i.e., towards left.

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:Sound WaveSubtopic:Miscellaneous

⏱ 2mℹ️ Source: PYQ_2020

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