How much work does it take to raise a #6 kg # weight #20 m #?

1 Answer
Feb 11, 2016

1176 Joules

Explanation:

Work done on a weight in moving it up against gravity is given by

#m*g*h# where #m# is mass in kg., #g# is acceleration due to gravity which is 9.8 meters / #second^2# and #h# is height in meters.

So work done in this case is #6*9.8*20# i.e. 1176 Joules.