Multiple Choice
A force has the dependence Fx = -ax4 on the position x,with the constant a = 25.0 N/m4.The work performed by this force when the position of its point of application changes from 0.75 m to 1.25 m is
A) - 17.4 J.
B) 17.4 J.
C) - 14.1 J.
D) 14.1 J.
E) 0 J.
Correct Answer:

Verified
Correct Answer:
Verified
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