How much work would it take to push a # 1 kg # weight up a # 13 m # plane that is at an incline of # (5pi) / 12 #?

1 Answer
Jun 20, 2017

Answer:

The work is #=123.1J#

Explanation:

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Resolving in the direction parallel to the plane #↗^+#

The force is #F=mgsintheta#

The component of the weight #N=mgcostheta# does not do work

The distance is #d=13m#

The work is #W=Fd=1gsin(5/12pi)*13#

#=123.1J#