Heat Transfer

Heat Transfer
A perfectly empty ‘space’ without air is known as
vacuum
lithosphere
atmosphere
exosphere
Author: rikazzz Comment
Heat Transfer
Weather is an example of
conduction current
convection current
radiation current
air current
Author: rikazzz Comment
Heat Transfer
The color and texture that are the best reflector of radiant heat are
black and shiny
white and shiny
black and dull
white and dull
Author: rikazzz Comment
Heat Transfer
If we stir a cup of hot coffee with a plastic spoon, the handle of the spoon will
get hot
remain cold
change its shape
remain unchange
Author: rikazzz Comment
Heat Transfer
Heat doesn’t flow through
wind
air
vacuum
energy
Author: rikazzz Comment
Heat Transfer
Comparing hot water bath and horse shoe, more heat is present in
horse shoe
hot water bath
both
hot water bottle
Author: rikazzz Comment
Heat Transfer
When air on the land is warm, the air on the sea is
also warm
cool
normal
both b and c
Author: rikazzz Comment
Heat Transfer
If atmosphere doesn’t act like greenhouse, the temperature of earth would become
too pleasant to enjoy
too cold to survive
too hot to survive
too terrible to survive
Author: rikazzz Comment
Heat Transfer
An example of good conductor of heat is
copper
glass
water
plastic
Author: rikazzz Comment
Heat Transfer
The transfer of thermal energy without any medium is known as
conduction
convection
radiation
vibration
Author: rikazzz Comment

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