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neeru . Grade: 11
        

 if  A(vector) = 3i + 4j    and     B(vector) = 7i + 24j ,


then what wiil be the vector that has same magnitude as A(vector) and direction parallel to B(vector).

7 years ago

Answers : (1)

Askiitians Expert Soumyajit IIT-Kharagpur
28 Points
										

Dear Neeru,


 Ans:- The vector must be=p(7i+24j) where p is a cons tant


Hence p√(24²+7²)=√3²+4² ( according to the given condition)


or p25=5


or p=1/5


Hence the vector is=(7i+4j)/5 (Ans)


 



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SOUMYAJIT IIT-KHARAGPUR

6 years ago
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