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A fire tongs has its arms 20 cm long. It is used to lift a coal of weight 1.5 kgf as shown in the figure below by applying an effort at distance 15 cm from the fulcrum. Find the mechanical advantage of fire tongs. |
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Answer» A fire tongs has its arms 20 cm long. It is used to lift a coal of weight 1.5 kgf as shown in the figure below by applying an effort at distance 15 cm from the fulcrum. Find the mechanical advantage of fire tongs.
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