Asked by Precious
Forces of 22N and 226N act on the same object at an angle of 40° to each other. Find the resultant force and the direction of the resultant.
Answers
Answered by
oobleck
Draw the diagram.
the magnitude is found via the law of cosines. If z = u+v, then
|z|^2 = |u|^2 + |v|^2 + 2 |u| |v| cosθ
The direction Ø of z is
tanØ = |v| sinθ / (|u| + |v| cosθ)
the magnitude is found via the law of cosines. If z = u+v, then
|z|^2 = |u|^2 + |v|^2 + 2 |u| |v| cosθ
The direction Ø of z is
tanØ = |v| sinθ / (|u| + |v| cosθ)
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