A 160- lb man carries a 25- lb can of paint up a helical staircase that encircles a silo with a radius of 20 revolutions climbing to the top. how much work is done by the man against gravity?
a.write the line integral that calculates work
b.the vector field for a work problem is a force field. what are the forces in this problem and what are
c.draw an r view of the mans motion and describe what is happening t
d.using the information in part
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I think a is the answere
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