Advertisements
Advertisements
प्रश्न
Why does a piece of ice when touched with a hand, appear cool? Explain.
Advertisements
उत्तर
On touching a piece of ice, heat flows from our hand (hot body) to the ice (cold body), and hence, it appears cold.
APPEARS IN
संबंधित प्रश्न
State the temperature of ice point on the Celsius scale.
Explain the following
Water pipes in colder countries often burst in winter.
Why do telephone wires sag during summer?
Explain the three modes of transfer of heat.
Who am I?
I am useful for measuring the correct temperature.
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?
A thermostat is a device which maintains _____.
Which factor determines the direction of flow of heat from one body to another?
