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Grade: 11
        

Four forces of magnitude P,2P,3P and 4P act aling the four sides of square ABCD in cyclic order. Use the vector method to find the resultant force?

10 years ago

Answers : (1)

Rahul Parkar
8 Points
							

side 1 parallel side 3

considering this as X-axis,

P-3P=-2P i          (→ +ive)

for Y-axis

2P-4P=-2P j        (↑ +ive)

mod(∑F)=√(Fx2+Fy2)

            =√(4P2+4P2)

            =2P√2

 

10 years ago
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