a. Wool is an insulatorb. Wool id s conductor c. wool traps air d. wool has vacuum
Which of the following conditions lead to the blowing of sea - breeze in coastal areas?
a. Land cool and sea warmb. Land hot and sea coolc. At Day timed. At Night time
A and B
A and C
B and C
B and D
A wooden spoon is dipped in a cup of ice cream. Its other end:
becomes cold by the process of conduction
becomes cold by the process of convection
becomes cold by the process of radiation
does not become cold
Which of the following is not an insulator?
Stone
bamboo
brass
Cardboard
Conduction is possible:
When the bodies are apart from each other
When the bodies have same temperature and in thermal contact
When they have different temperatures maintaining distance between them
Bodies should be in contact and should have different temperatures
