Question

Hurry up You can solve
A portar lifts a suitcase weighing 20 kg from the platform and put it on his head 2.0 m above the
platform. Work done by the porter on the suitcase is

a) 391 J
b) 392 J
c) 329 J
d) 239 J
Please answer I will give you more points
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Answer 1

Answer:

Work done = F×s = mgs

Explanation:

w = 20 × 9.8 × 2

w = 392 J

Answer 2

Answer:

work done = force ×displacement

=mg×2.0

=20×9.8×2

=392 J

obtion (b) 392 is correct.

hope it's help u.