Advertisements
Advertisements
प्रश्न
Choose the correct option.
A glass bottle completely filled with water is kept in the freezer. Why does it crack?
पर्याय
Bottle gets contracted
Bottle is expanded
Water expands on freezing
Water contracts on freezing
Advertisements
उत्तर
Water expands on freezing
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.
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?
The graph between volume and temperature in Charles’ law is _________.
Define specific heat capacity.
Define molar specific heat capacity.
What is a thermal expansion?
Give the expression for linear thermal expansion.
Give the expression for volume thermal expansion.
Define latent heat capacity.
Define thermal conductivity.
Write the unit of thermal conductivity.
Discuss the ideal gas laws.
Explain in detail the thermal expansion.
Describe the anomalous expansion of water. How is it helpful in our lives?
Calculate the number of moles of air is in the inflated balloon at room temperature as shown in the figure.
The radius of the balloon is 10 cm, and the pressure inside the balloon is 180 kPa.
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?
Another name for thermal energy is ______
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?
What is the difference between temperature and heat energy?
Why is the sense of touch not sufficient to measure temperature scientifically?
