Advertisements
Advertisements
प्रश्न
What is a thermal expansion?
Advertisements
उत्तर
Thermal expansion is the tendency of matter to change in shape, area, and volume due to a change in temperature.
APPEARS IN
संबंधित प्रश्न
Choose the correct option.
A glass bottle completely filled with water is kept in the freezer. Why does it crack?
Choose the correct option.
If two temperatures differ by 25° C on Celsius scale, the difference in temperature on Fahrenheit scale is
Choose the correct option.
Consider the following statements-
(I) The coefficient of linear expansion has dimension K-1.
(II) The coefficient of volume expansion has dimension K-1.
Choose the correct option.
Water falls from a hight of 200 m. What is the difference in temperature between the water at the top and bottom of a waterfall given that the specific heat of water is 4200 J kg-1 °C-1?
Write the unit of specific heat capacity.
Give the expression for volume thermal expansion.
Write the unit of latent heat capacity.
Define thermal conductivity.
The temperature of a uniform rod of length L having a coefficient of linear expansion αL is changed by ∆T. Calculate the new moment of inertia of the uniform rod about the axis passing through its center and perpendicular to an axis of the rod.
What does the temperature of a body tell us?
