Advertisements
Advertisements
प्रश्न
Write true or false for a given statement.
A mercury thermometer makes use of the property of the expansion of liquids on heating.
विकल्प
True
False
Advertisements
उत्तर
True.
APPEARS IN
संबंधित प्रश्न
Write true or false for a given statement.
Heat flows from a body at a high temperature to a body at a low temperature when they are kept in contact.
Fill in the blank
Liquids expand _______ than the solids.
The fig. shows a glass tumbler containing hot milk which is placed in a tub of cold water. State the direction in which heat will flow.
Why do telephone wires sag in summer ?
Name a solid which is a good conductor of heat.
Why do we use cooking utensils made up of copper.
Why is a ventilator provided in a room?
In ice cubes, the force of attraction between the water molecules is ______.
______ is the only matter on the Earth that can be found naturally in all three states.
Mention the factors affecting the flow of heat.
