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energy produced by rubbing stone

Oct 21 2017 · when we rub our hands it creates friction now as body is made up of atoms when we go up to molecular level indirectly there is the movement of atom over one above another due to this vibration occurs and energy is created this energy is directly proportional to the velocity of our moving hand and the exposure area... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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