a cook uses a fire tong of length 28 cm to lift a piece of bruning coal of mass 250 g .if he applied the effort at a distance of 7 cm from the fulcrum find the effort . take g = 10 m/s^2

Asked by karthik rao | 11th Jan, 2014, 12:21: PM

Expert Answer:

Answered by  | 12th Jan, 2014, 10:02: PM

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