02) Two forces P and Q have a resultant
perpendicular to P. What is the angle between
the forces?
B) cos(-
C) tan "
D) tan
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This will be perpendicular to P iff 1+a = 0, so a must equal -1. Thus Q = -P + R. As the length of R goes from 0 to infty, the angle goes from pi to pi/2 or from 180 degrees to 90 degrees. Hence the angle can be anything from 90 to 180 degrees, excluding 90 degrees.
Answered by
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Answer:
This will be perpendicular to P iff 1+a = 0, so a must equal -1. Thus Q = -P + R. As the length of R goes from 0 to infty, the angle goes from pi to pi/2 or from 180 degrees to 90 degrees. Hence the angle can be anything from 90 to 180 degrees, excluding 90 degrees.
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