When the pole OA is in the position shown, the tension in cable AB is 7.8 kN. (a) Write the tension force exerted on the small collar at point A as a vector using the coordinates shown. (b) Determine the moment of this force about point O and state the moments about the x-, y-, and z-axes. (c) Determine the projection of this tension force onto line AO.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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When the pole OA is in the position shown, the tension in cable AB is 7.8 kN. (a) Write the tension force exerted on the small collar at
point A as a vector using the coordinates shown. (b) Determine the moment of this force about point O and state the moments about
the x-, y-, and z-axes. (c) Determine the projection of this tension force onto line AO.
B
OA = 9 m
OB = 7 m
OG = 5 m
Answers:
TAB=(i
Mo (i
TAO = i
79°
40°
it i
i+
kN
j+
j+
Mi
k) kN
k) kN-m
Transcribed Image Text:When the pole OA is in the position shown, the tension in cable AB is 7.8 kN. (a) Write the tension force exerted on the small collar at point A as a vector using the coordinates shown. (b) Determine the moment of this force about point O and state the moments about the x-, y-, and z-axes. (c) Determine the projection of this tension force onto line AO. B OA = 9 m OB = 7 m OG = 5 m Answers: TAB=(i Mo (i TAO = i 79° 40° it i i+ kN j+ j+ Mi k) kN k) kN-m
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