Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Draw a diagram showing the temperature of various layers of water in an ice covered pond.
Why does a piece of ice when touched with hands appear cold?
State one use of each of the following type of thermometer:
Six's maximum and minimum thermometer.
The hot metal ball is suspended from a string in a metal box as shown in the following figure
(i) What are the ways in which the ball loses heat
(ii) Which side of the box will be the hottest and which the least hot after some time? Explain.
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 |
When a window is accidentally left open on a winter night, will you feel uncomfortable because the cold is getting in, or because the heat is escaping from the room?
State whether true or false. If false, correct the statement.
One Celsius degree is an interval of 1K and zero degree Celsius is 273.15 K.
If a substance is heated or cooled, the change in mass of that substance is
A small change in the temperature causes change in ______ of a liquid.
