Work Energy And Power Question 219

Question: The work done by a force F=(6x3i^)N, in displacing a particle from x=4mtox=2 m is

Options:

A) 360J

B) 240J

C) 240J

D) 360J

Show Answer

Answer:

Correct Answer: A

Solution:

[a]

w=x1x2Fdx

=426x3dx

=6|x44|24=64[(2)4(4)2]=360J.



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