Physics, asked by kirtisinghksc65, 8 months ago

4.
(C)
A person of mass m is standing on one end of a
plank of mass Mand length Land floating in water.
The person moves from one end to another and
stops. Work done by normal force is -
(1) MOL
(2) mgL
(3)
mMgL
M +m
(4) O

Answers

Answered by raihariom99

1

Answer:

plz mark as brainliest

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