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Because - the purpose of a heatsink - is to expel heat from the computer... plastic is an insulator - not a conductor !
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∙ 8y ago
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Why is the cabinet of a desktop computer built with metal?
It is easily shaped, handles the heat generated by the computer and is fairly inexpensive. Some of them are now made with plastic.
Why are cookers made of metal not plastic?
Cookers are made of metal because it withstands heat a lot better and does not melt like plastic would.
Why does an oven glove insulate you from heat?
because it is not made of plastic or metal.
Why are pots made of metal and handles of pots made of plastic?
Metals are good conductors of heat, so the heat from the stove is easily transferred to the food in the pot. Handles are made of plastic because plastic is a poor conductor of heat, so that the heat from the stove is not transferred to your hand when you grab the handle.
Why are saucepans handles usually made from wood or plastic?
Wood or plastic doesn't transfer heat as well as metal. If the handles were metal, you could not pick the pan up.
Why are cooking pots made of metals?
they are made out of metal because they consume the heat put out by the heat source and make the water in it boil plastic would melt stone would crack
What are metal computer carts made of?
Most shopping carts are made of a combination of metal and plastic. In general, the metal is a combination of galvanized steel or aluminum.
Why are cookers made of metals and not plastic?
because plastic melts on heating and metal doesnot melt on heating.metals are good conductors of heat.
Why do plastic frames need no painting?
because they are plastic....
Why are kettle feet made of plastic?
My kettle is metal so i dont know what you are talking about. I hope that helped! if it didnt, what does help you is to let you know that most kettles are made of metal and not plastic. :)
Is fork a conductor?
That really depends on the material. Many forks are made out of metal. When they are shiny, they are most likely out of metal. In that case, they are good conductors of both heat and electricity. If they are made out of plastic, they are not good conductors.
What are towers made of?
If you are referring to the structure type of tower, they were/are often made of stone. If you are referring to the computer tower, they are either made of a metal such as aluminium or plastic.
