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What is the maximum and minimum possible resultant of two forces 2N and 1N?

What is the maximum and minimum possible resultant of two forces 2N and 1N?
 

Grade:11

1 Answers

Unicorn
96 Points
one year ago
Resultant of two qty A and B =root (A^2+B^2+2A.Bcos angle)
Maximum =root (4+1+2.2.1cos0)
                      =root9=3
Minimum when theta =90 degrees 
                     =root(4+1+2.2.1.0)
                     =root5

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