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प्रश्न
Where am I?
The mean annual temperature is 25°C around me.
उत्तर
Torrid zone
संबंधित प्रश्न
State the three units of temperature.
Name two scales of temperature. How are they interrelated?
State the temperature of steam point on the Celsius scale.
Write down the body temperature of a healthy person.
A bridge is made from 20 m long iron rods. At temperature 18∘C, the distance between two rods in 0.4 cm. Up to what temperature will the bridge be in good shape?
Calorie is the unit of :
One liter of mercury at 100C is heated to 300C. Find the increase in the volume of mercury. The coefficient of cubical expansion of mercury is 1.8 X 10-4 0C-1.
Explain the following:
Water is heated generally from below.
State the advantages and disadvantages of mercury and alcohol as thermometric liquids.
Draw a neat and labeled diagram of a Six's maximum and minimum thermometer. Explain briefly, the working of this thermometer. Give a use of this thermometer.
Explain the following:
It is cool in the shade, when it is hot outside.
Who am I?
Land and water get heated due to me.
The hotness of the object is determined by its ______.
Give reason for the following
The electric wire which sag in summer become straight in winter.
If a substance is heated or cooled, the change in mass of that substance is
Temperature is the average ______ of the molecules of a substance.
When we cool the object the temperature of the object will be increased.
The temperature of boiling water is ______.
Match the following:
| Column-I | Column-II | |
| 1. | Length | s |
| 2. | Mass | m |
| 3. | Time | k |
| 4. | Temperature | kg |
