Question

Sarita live South 3rd floor of the building at the height of 15 metre carries her school bag waiting 5.2 kg from the ground floor to her house find the amount of work done by her and identify the force against which she has done work G is equal to 10 M per second -2

Answer 1

Letm = Mass
g = Acceleration due to gravity
h = Height
Work done:
W=
PE =
mgh =5.2×10×15
=780 J
Force against which she has done work
: Gravitational forc

Answer 2

Answer:

here ur ans is attached s ee