Assertion: Vector addition of two vectors vedA and vecB is commutative. Reason: vecA+vecB=vecB+vecA
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Consider two vectors
A ,B . Let these two vectors represent two adjacent sides of a parallelogram. parallelogram OACB is formed as shown in the diagram. The diagonal OC represents the resultant vector R .
From the figure its clear that
A + B = R = B + A
regardless of whether one is considering the triangle law of vecotr addition for uper part of triangle or lower part of trianle in parallelogram.
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