Question

Ground
A person lifts a parcel from the ground and puts it on a truck. Mass of parcel is 20 kg and
height of truck is 1.5 m. Now
The minimum force required to move the parcel up.
Not​

Answer 1

M = 20 kg

h = 1 m

Work done against gravitational force,

W = mgh

= 20 x 9.8 x 1

= 196 J