Advertisements
Advertisements
प्रश्न
Give the expression for volume thermal expansion.
Advertisements
उत्तर
Volume Expansion: For a small change in temperature ∆T the fractional change in volume `((Δ"V")/("V"_0))` of a substance is directly proportional to ∆T.
`(Δ"V")/"V"_0 = α_"V"Δ"T"`
Therefore, `α_"V" = (Δ"V")/("V"_0Δ"T")`
APPEARS IN
संबंधित प्रश्न
Choose the correct option.
Range of temperature in a clinical thermometer, which measures the temperature of the human body, is
Choose the correct option.
If α, β and γ are coefficients of linear, area l and volume expansion of a solid then
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.
The graph between volume and temperature in Charles’ law is _________.
Write the unit of specific heat capacity.
What is a thermal expansion?
Define thermal conductivity.
A man starts bicycling in the morning at a temperature around 25°C, he checked the pressure of tire which is equal to be 500 kPa. Afternoon he found that the absolute pressure in the tyre is increased to 520 kPa. By assuming the expansion of tyre is negligible, what is the temperature of tyre at afternoon?
What does the temperature of a body tell us?
What is the difference between temperature and heat energy?
