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Thermal Physics — Science STD 10 — Question

Tamilnadu BoardEnglish MediumSTD 10ScienceThermal Physics1 Mark
MCQ
Increase in area per unit area at 0°C per degree rise in temperature is _____.
  • A
     coefficient of linear expansion.
  • ✓
     coefficient of superficial expansion.
  • C
     coefficient of cubical expansion.
  • D
    none of these.
✓

Answer

Correct option: B.
 coefficient of superficial expansion.
(b) coefficient of superficial expansion.
Hint: As the superficial expansion is directly proportional to the original area of sheet and rise in temperature.

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