Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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Question
The free body diagram below shows the forces acting on the bob when it spins at a rate such that it hangs vertically as shown. F⃗ s, F⃗ e and W⃗ are the force due to the string, the force due to the elastic band, and the weight of the bob respectively. Mark all the correct statements below.
Select one or more:
a. F⃗ e is the centripetal force
b. F⃗ s+W⃗ =0
c. F⃗ e+W⃗ is the centripetal force
d. F⃗ s+F⃗ e is the centripetal force
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