1.

In Figure, draw a tackle to lift the load by applying the force in downward direction. (a) Mark in the diagram the direction of load L and effort E. (b) If the load is raised by 1 m, through what distance will the effot move ? (c) State the number of strands of tackle supporting the load. (d) What is the mechanical advantage of the system?

Answer»


ANSWER :(B) 5M (C) 5 (d) 5


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