Homework Help: physics

Posted by maddie on Wednesday, January 12, 2011 at 11:14pm.

A hallway display of energy is constructed in which several people pull on a rope that lifts a block 1.15 m. The display indicates that 1.05 J of work is done. What is the mass of the block?

physics - bobpursley, Wednesday, January 12, 2011 at 11:17pm
Work= force*distance= mass*g*distance
solve for mass.

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