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प्रश्न
Convert the following temperature into Fahrenheit scale:
850C.
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उत्तर
85oC
85/100 = (F - 32) /180
F = 85 X 18/10 +32
= 185oF
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संबंधित प्रश्न
Temperature is the measures of the ______ Kinetic energy of the atoms in a substance.
Name two substances which contract on heating.
What do you mean by heat?
The following figure shows a rectangular box with two tubes P and Q at the top. A burning candle R is placed under the tube P. The candle burns brightly.
Explain:
(i) How is the air in the box circulating?
(ii) What will happen if the opening Q is closed?
Match the following
| 1. | Heat | 0o C |
| 2. | Temperature | 100o C |
| 3. | Thermal Equilibrium | kelvin |
| 4. | Ice cube | No heat flow |
| 5. | Boiling water | joule |
______ determines the direction of the flow of heat.
Assertion: Temperature is the measure of heat energy.
Reason: Energy is the capacity to do work.
Give reasons why –
a steam burn is more damaging than a burn caused by boiling water at the same temperature.
