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Ideagold

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Comment: Img-default-thumb-user2Ideagold   Kannur, India  - July 21st 2011

Your problem is not silly as you doubted. You may use the pencil sharpener up to the point of half a millimetre of lead getting exposed. Thereafter use a sharp knife.

Comment: Img-default-thumb-user2Ideagold   Kannur, India  - July 17th 2011

A perpetual motion machine is just for our wishful thinking and is against the basic laws of physics.

Comment: Img-default-thumb-user2Ideagold   Kannur, India  - July 17th 2011

You can't get energy output without energy input!

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