(3) For the tension force T = 675 lb applied at C on the frame, determine (a) the angle between the force and the +y-axis, and (b) the projection of the force onto line AB. Ans: (a) 81.5° (b) 633 lb 9' 12' * B 6' A 12' 12' 15' T = 675 lb -y

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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(3) For the tension force T = 675 lb applied at C
on the frame, determine (a) the angle between the
force and the +y-axis, and (b) the projection of the
force onto line AB.
Ans: (a) 81.5° (b) 633 lb
9'
12'
*
B
6'
A
12'
12'
15'
T = 675 lb
-y
Transcribed Image Text:(3) For the tension force T = 675 lb applied at C on the frame, determine (a) the angle between the force and the +y-axis, and (b) the projection of the force onto line AB. Ans: (a) 81.5° (b) 633 lb 9' 12' * B 6' A 12' 12' 15' T = 675 lb -y
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