The hand brake for a bicycle is shown. Portions DE and F G are free to rotate on bolt A which is screwed into the frame BC of the bicycle. The brake is actuated by a shielded cable where T1 is applied to point E and T2 is applied to point G. A spring having 60 N compressive force is placed between points E and G so that the brake stays open when it is not being used. Assume the change in the spring's force is negligible when the brake is actuated to produce the forces P = 350 N at points D and F. (a) Determine the necessary cable force (N) T2. (a) 348.33 (b) 526.67 (c) 545.25 (d) 421.01 (c) Determine the force (N) exerted by FG on bolt A. (a) 481.33 (b) 703.78 (c) 651.79 (d) 430.48

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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Fill in the blanks / identification:
The hand brake for a bicycle is shown. Portions DE and F G are free to rotate on
bolt A which is screwed into the frame BC of the bicycle. The brake is actuated
by a shielded cable where T1 is applied to point E and T2 is applied to point G.
A spring having 60 N compressive force is placed between points E and G so
cable
T2
spring
that the brake stays open when it is not being used. Assume the change in the
spring's force is negligible when the brake is actuated to produce the forces P =
350 N at points D and F.
{15°
60 mm
(a) Determine the necessary cable force (N) T2.
(а) 348.33
(b) 526.67
C
(c) 545.25
(d) 421.01
80 mm
(c) Determine the force (N) exerted by FG on bolt A.
(c) 651.79
(d) 430.48
(a) 481.33
(b) 703.78
Ans. (a):
Ans. (b):
Transcribed Image Text:Fill in the blanks / identification: The hand brake for a bicycle is shown. Portions DE and F G are free to rotate on bolt A which is screwed into the frame BC of the bicycle. The brake is actuated by a shielded cable where T1 is applied to point E and T2 is applied to point G. A spring having 60 N compressive force is placed between points E and G so cable T2 spring that the brake stays open when it is not being used. Assume the change in the spring's force is negligible when the brake is actuated to produce the forces P = 350 N at points D and F. {15° 60 mm (a) Determine the necessary cable force (N) T2. (а) 348.33 (b) 526.67 C (c) 545.25 (d) 421.01 80 mm (c) Determine the force (N) exerted by FG on bolt A. (c) 651.79 (d) 430.48 (a) 481.33 (b) 703.78 Ans. (a): Ans. (b):
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