eshal43
06.03.2020 •
Mathematics
20. A body of mass 20kg lies on a horizontal floor
and is acted on by constant forces of
magnitudes 100N and mN in the directions
180° and 060° respectively, where m is a
constant. The body begins to move in the
direction 090°. If there is also a resistance of
per kg to the motion of the body,
(a) calculate the value of m and the magnitude
of the resultant force acting on the body.
(b) Find the acceleration of the body.
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Ответ:
The answer to this is B hope it helps.