Tag: heat energy transfer

Questions Related to heat energy transfer

The best conductor of heat is

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

Silver
Bronze
Aluminium
Copper

When you pour hot tea suddenly on to a glass tumbler, it cracks. Because:

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

Glass cannot resist heat
Glass expands unevenly around the place of contact with the tea
Tea has chemicals which react with glass tumblers.
The reason is yet to be discovered by the scientists.

Cups are not made of metals. The reason is:

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

Metals are good conductors
Metals are bad conductors
Metals are expensive
None of the above

Select the odd one out w.r.t. conduction of heat (gold, copper, mercury, cork)

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

cork
gold
copper
mercury

Define insulator of heat.

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

Substances through which heat can pass easily are called insulators of heat.
Substances through which heat cannot pass easily are called insulators of heat.
Substance which can easily freeze are called insulators of heat.
Substances which cannot freeze easily are called insulators of heat.

Select the odd one out w.r.t. conduction of heat (gold, silver, copper, asbestos)

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

asbestos
gold
silver
copper

State whether given statement is True or False
Iron is a better conductor of heat than copper

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

True
False

Select the odd one out w.r.t. conduction of heat (wood, paper, plastic, silver)

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

silver
wood
paper
plastic

Which of the following behaves as insulator?

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

Ebonite
Mercury
Silver
Copper

Iron have much lower specific heat than:

physics transfer of heat heat and heat transfer heat energy transfer heat energy transfers fundamentals of heat transfer conduction

Steel
Copper
Water
none of the above

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