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| 1. |
Write the uses of graphite and diamond |
| Answer» Uses of Diamond:\tDiamond is used as a gemstone in jewellery, ornaments and crowns.\tDiamonds also have several industrial applications. Diamonds being very hard is used in tools that cut glass and drill hard rocks.\tDiamonds are also used as abrasives to cut and polish other materials and gemstones.\tDiamonds are also used in knives which are used to perform sensitive operations like the cataract operation.\tBecause of its heat sensitive properties, diamonds are used in highly sensitive\xa0thermometers and windows of space shuttle.\tThin diamond membranes are used to cover the openings in x-ray machines and lasers.\tDiamonds are also used in the manufacture of fine wires, like those used in electric toasters.\tDiamond is used in heat sinks, which help conduct the heat away from sensitive parts of high performance microelectronics.Uses of graphite:\tGraphite in its powdered form is used as a lubricant in heavy machines.\tIt is also used to make black paint and inks due to its dark, grey colour.\tIt is used for making lead in pencils.\tGraphite being a very good conductor of electricity is used in the manufacture of\xa0electrodes, which found use in dry cells and electric furnaces.\tGraphite when combined with plastic produces a light-weight and strong composite material, which is strong Composite Material in space craft parts and Dish Antenna,\xa0Tennis Racquet.\tGraphite crucibles or melting pots are used to melt brass, aluminium and many other nonferrous metals.\tGraphite bricks are used as moderators in atomic reactors. | |