Two vectors of magnitude 7 units and 7 units make an angle 60° with
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each other. Find the magnitude of the difference vector and its direction
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with respect to the vector
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Explanation:
Let p1=7 p2=7 A=60°
resultant=√p1²+p2²+2(p1)(p1)cosA
=√49+49+49
=7√3
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