1. For the bracket given: a. Find the angle 0, between AB and AC edges. b. Find the unit vector perpendicular to AC and AB edges, directed towards negative z direction. Find its direction cosines and the angles formed between the unit vector and the x, y, and z axes. 500 mm 20 mm 200 mm A 300 mm
1. For the bracket given: a. Find the angle 0, between AB and AC edges. b. Find the unit vector perpendicular to AC and AB edges, directed towards negative z direction. Find its direction cosines and the angles formed between the unit vector and the x, y, and z axes. 500 mm 20 mm 200 mm A 300 mm
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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
Transcribed Image Text:1. For the bracket given:
b.
a. Find the angle 0, between AB and AC edges.
Find the unit vector perpendicular to AC and
AB edges, directed towards negative
direction. Find its direction cosines and the
angles formed between the unit vector and
the x, y, and z axes.
X
B
500 mm
20 mm
200 mm
A
300 mm
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