Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
The temperature in Kelvin To K = Temperature in Celsius To C + 273.
To K = 0oC + 273
To K =273 K.
APPEARS IN
संबंधित प्रश्न
Give reasons:
Water pipes burst in severe winters.
Give reason of Ice floats on water.
What is the role of the anomalous behaviour of water in preserving aquatic life in regions of cold climate?
On a winter day the temperature of the tap water is 20°C whereas the room temperature is 5°C. Water is stored in a tank of capacity 0.5 m3 for household use. If it were possible to use the heat liberated by the water to lift a 10 kg mass vertically, how high can it be lifted as the water comes to the room temperature? Take g = 10 m s−2.
A calorimeter contains 50 g of water at 50°C. The temperature falls to 45°C in 10 minutes. When the calorimeter contains 100 g of water at 50°C, it takes 18 minutes for the temperature to become 45°C. Find the water equivalent of the calorimeter.
Why does a thick glass tumbler crack when very hot water is poured in it?
The following diagrams illustrate three situations involving thermometers which are labeled A, Band C. In each situation the thermometers indicate different readings.
(i) What do you expect the approximate reading of the thermometer B and C would be? Give a reason for your answer.
(ii) How would the readings of A and B help you in calibrating a thermometer?
Write scientific reason.
Placing a plastic bottle filled with water in the freezing compartment in the freezer can cause the bottle to explode.
