How much work does it take to raise a #7 kg # weight #1 m #?

1 Answer
Feb 16, 2016

Answer:

Work done is #68.6# joules

Explanation:

Work done is Force multiplied by distance. As weight is #7 kg# and distance is #1 m#, (it is assumed that force is applied against gravity #9.8 m/s^2#, as the words 'raise' and 'weight' are used)

Work done = #7*9.8*1# i.e. #68.6# joules.