What is a thermal expansion?

One Line Answer

Thermal expansion is the tendency of matter to change in shape, area, and volume due to a change in temperature.

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Chapter 8: Heat and Thermodynamics - Evaluation [Page 158]

Chapter 8 Heat and Thermodynamics
Evaluation | Q II. 6. | Page 158

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Range of temperature in a clinical thermometer, which measures the temperature of the human body, is

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If two temperatures differ by 25° C on Celsius scale, the difference in temperature on Fahrenheit scale is

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Consider the following statements-

(I) The coefficient of linear expansion has dimension K^-1.

(II) The coefficient of volume expansion has dimension K^-1.

Obtain an ideal gas law from Boyle’s and Charles’ law.

Give the expression for linear thermal expansion.

Explain in detail the thermal expansion.

Describe the anomalous expansion of water. How is it helpful in our lives?

Explain Calorimetry and derive an expression for final temperature when two thermodynamic systems are mixed.

Which of the following is the fourth fundamental quantity introduced while studying heat?

Which three fundamental quantities were used to describe mechanical systems before studying heat?