070 DEMONSTRATION OF CENTRIFUGAL FORCE

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070 DEMONSTRATION OF CENTRIFUGAL FORCE
MATERIALS REQUIRED
Plastic mineral water bottle Pieces of cloth A
pencil A string
2
A plastic bottle is taken and is cut at the top
portion.
3
Many holes are put all over the bottle and a
string is tied at both the ends of the bottle.
4
A pencil is wound tightly around the string and
pieces of wet clothes are put into the bottle.
5
Loosen the string now such that it rotates
faster. Clothes get dried due to the centrifugal
force which is the principle of drier.