NCERT Exercise 10.3 Q14 - Vector Algebra

Question: If either a=0 or b=0 then a·b=0. But the converse need not be true. Justify with an example.

Answer: Take any two nonzero perpendicular vectors (e.g. i-hat and j-hat).

Full step-by-step NCERT solution with diagrams on Something by Zero.

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