Question

A porter lifts a luggage from floor to roof
(a) K.E.
(b) P.E.
(C) K.E.+ P.E
(d) No energy​

Answer 1

Answer:

B

Explanation:

As just height has increased thus only Potential energy is there.

Answer 2

Answer:

(b) is the answer

as p.e. is related to mgh