Question

What is the work done by a man weighing 60 kg and carrying a box weighing 20 kg on his head and travelling a distance of 10 m. a)....in the vertical direction b)....on the ( horizontal )ground which is frictionless ( g = 9.8 m/s square )....WHO WILL ANSWER ME FIRST I'LL MAKE IT AS A BRAINLIST ANSWER

Answer 1

Answer:

a)-5880j

b)1960j

Explanation:

F=m×g

60×9.8=588N

F=m×g

20×9.8=196N

W=f×s(as it is in vertical direction s = -s)

a)588×-10= -5880j

b)196×-10=-1960j