Nheil runs in 4.2 meters at the same time utilizing 1.9 Nm of work.How much force is being expended by Nheil?
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Answer:
Explanation:
Kinetic energy
Energy associated with the state of motion of an object. )1.7(
2
1 2 K = mv
Units: 1 Joule = 1J = 1 kgm2
/s2 = N m
II. Work
Energy transferred “to” or “from” an object by means of a force acting on
the object. To +W
From -W
Work done by the force = Energy
transfer due to the force
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