Advertisements
Advertisements
प्रश्न
उत्तर
APPEARS IN
संबंधित प्रश्न
Draw a neat labelled diagram of a laboratory thermometer.
Explain the following
In winter, water tanks (or ocean) start freezing from the surface and not from the bottom.
At 0°C and 760 mm Hg pressure, a gas occupies a volume of 10Q cm3. The Kelvin temperature (Absolute temperature) of the gas is increased by one-fifth while the pressure is increased one and a half times. Calculate the final volume of the gas. [80 cc.]
A body absorbs 1680 J of heat energy. How many calories of heat is absorbed by the body?
What is the unit of coefficient of volume expansion?
Who am I?
I am useful for measuring the correct temperature.
Find the final temperature of a copper rod. Whose area of cross-section changes from 10 m2 to 11 m2 due to heating. The copper rod is initially kept at 90K. (Coefficient of superficial expansion is 0.0021 /K)
While a substance is undergoing a change of state, the temperature of the body remains ______.
