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Bhagya sri
Questions (1)
The ratio of maximum and minimum magnitudes of the resultant of two vectors a and b is 3:1 now |a| is equal to
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Answers (1)
F1+F2=16 ,F1-F2=4 so F1=10,F2=6 r=root over 10^2+6^2+2×10×6×1÷2 r=root 100+36+60=root 100+96 r =root 196 =14
