Two forces of 30N and 40N are inclined to each other at an angle of 60° . Find their resultant. What will be the angle if the forces are inclined at right angles to each other?
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3
Answer:
34.7
Explanation:
R^=P^+Q^+2PQ COS π
30^+40^+2×30×40 cos60
900+1600+2400 1/2
=3700
R=10√37 Newton's
tan a = q sin theta/ (p+qcos theta)
40 √3/2 (30+40/1/2){2√3/5)
=34.7
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