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                                    A lever consists of the following parts – Fulcrum, Load and Effort.Fulcrum: A lever consists of a rigid bar and the fixed point around which thesimple machine is free to turn is called the fulcrum.Load: The heavy object on which the work is to be done is called the load.Effort: The force that is applied to lift a load is called effort.give a clear explanation of this please | 
                            
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