3-30. The 5-ft-long cord AB is attached to the end B of a spring having an unstretched length of 5 ft. The other end of the spring is attached to a roller C so that the spring remains horizontal as it stretches. If a 10-lb weight is suspended from B, determine the angle 8 of cord AB for equilibrium. 5 ft 5 ft A 8 5 ft B seess k = 10 lb/ft

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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3-30. The 5-ft-long cord AB is attached to the end B of a
spring having an unstretched length of 5 ft. The other end of
the spring is attached to a roller C so that the spring remains
horizontal as it stretches. If a 10-1b weight is suspended from
B, determine the angle 8 of cord AB for equilibrium.
5 ft
5 ft
A
8
5 ft
B
sesso
k= 10 lb/ft
C
Transcribed Image Text:3-30. The 5-ft-long cord AB is attached to the end B of a spring having an unstretched length of 5 ft. The other end of the spring is attached to a roller C so that the spring remains horizontal as it stretches. If a 10-1b weight is suspended from B, determine the angle 8 of cord AB for equilibrium. 5 ft 5 ft A 8 5 ft B sesso k= 10 lb/ft C
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