Transfer of Heat

Transfer of Heat
Thermal conductivity of air is
0.026 Wm^-1 K^-1
0.75 Wm^-1 K^-1
0.59 Wm^-1 K^-1
1.58 Wm^-1 K^-1
Author: rikazzz Comment
Transfer of Heat
Thermal conductivity of water is
1.58 Wm^-1 K^-1
0.59 Wm^-1 K^-1
0.026 Wm^-1 K^-1
0.75 Wm^-1 K^-1
Author: rikazzz Comment
Transfer of Heat
The process in which heat is transferred in form of waves is called
Conduction
convection
thermal climbing
radiation
Author: rikazzz Comment
Transfer of Heat
Metals are good conductors due to
rapid vibration of atoms
small size molecules
big size molecules
free electrons
Author: rikazzz Comment
Transfer of Heat
The good radiators of heat among these are
a shining silver surface
a dull black surface
a white surface
a green colored surface
Author: rikazzz Comment
Transfer of Heat
The materials which trap air inside them are
bad conductors of heat
good conductors of heat
moderately conducts heat
transfer heat by convection
Author: rikazzz Comment
Transfer of Heat
Heat is transferred in solids by
radiation
convection
conduction
fusion
Author: rikazzz Comment
Everyday Science
A small airplane without engine which ride over the terminals is known as
glider
moderator
parachute
spinner
Author: rikazzz Comment
Transfer of Heat
Land and sea breezes are the result of
fusion
convection
radiation
conduction
Author: rikazzz Comment
Transfer of Heat
The movement of cold air from the sea towards the land is called
land breeze
wind energy
planetary wind
sea breeze
Author: rikazzz Comment

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