1.

A and B are two vectors, if A and B are perpendicular to each other then –(a) \(\vec A \times \vec B\) = 0(b) \(\vec A \times \vec B\) = 1(c) \(\vec A \,\vec B\) = 0(d) \(\vec A \,\vec B\) = \(\vec A \,\vec B\)

Answer»

 (c) \(\vec A \, \vec B\) =0



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