Advertisements
Advertisements
प्रश्न
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.
Advertisements
उत्तर
When we bring two objects of different temperature together, energy will always be transferred from hotter to the cooler object.
Here, also heat will flow from hot milk tumbler to tub of cold water.
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.
Write true or false for a given statement.
Water is a bad conductor of heat.
Write true or false for a given statement.
Land and sea breezes are convection currents of cold and warm air.
Why do telephone wires sag in summer ?
One end of a steel girder in a bridge is not fixed, but is kept on roliers. Give the reason.
Describe one experiment to show that liquids expand on heating.
Why are chimneys provided over furnace in factories?
What are the land and sea breezes? Explain their formation.
The bottom of a cooking utensil is painted black. Give the reason.
______ is the only matter on the Earth that can be found naturally in all three states.
