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सदिश \(4\hat{i}-2\hat{j}+\hat{k}\) का सदिश \(3\hat{i}+6\hat{j}-2\hat{k}\) पर प्रक्षेप ज्ञात कीजिए।

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माना

तब सदिश \(\overrightarrow{a}\) को \(\overrightarrow{b}\) सदिश पर प्रक्षेप

(प्रक्षेप ऋणात्मक नहीं होता इसलिए ऋण चिन्ह छोड़ने पर)

अत: सदिश \(4\hat{i}-2\hat{j}+\hat{k}\) का सदिश   \(3\hat{i}-6\hat{j}-2\hat{k}\) पर प्रक्षेप \(\frac{2}{7}\) है।

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