Question

25.
The force F with which a man must pulls the
rope in order to keep the platform at rest on
which he stands as shown in the figure is (mass
of man is 60 kg and that of platform is 20 kg)
ZON
Gorg
60 kg
720 kg
((1)40 kg-wt
(2) 60 kg-wt
(3) 80 kg-wt
(4) 100 kg-wt​

Answer 1

Answer:

(1)40kg_wt of platform is 20 kg