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Unit - 5.3 Thermal Expansion And its Applications — PHYSICS STD 7 — Question

ICSE BoardEnglish MediumSTD 7PHYSICSUnit - 5.3 Thermal Expansion And its Applications1 Mark
Question
Given below statement is incorrect. Write the correct statement :
On heating, the bimetallic strip (brass and iron) bends in such a way that the brass is on the inner side while iron is on outer side of the bend.
✓

Answer

On heating, the bimetallic strip (brass and iron) bends in such a way that the invar is on the inner side while iron is on outer side of the bend.

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