Q15 of 181 Page 1073

Write the vector of magnitude 15 units in the direction of vector


|| = (12 + ( - 2)2 + 22)1/2


⇒|| = (1 + 4 + 4)1/2 = (9)1/2 = 3


a unit vector in the direction of the sum of the vectors is given by:



a vector in the direction of which has magnitude 15 units.


= 15


Ans:


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