दोनों सदिश î - ĵ और î के लिए लंबवत सदिश क्या है?

  1. -ĵ

Answer (Detailed Solution Below)

Option 4 : k̂
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अवधारणा:

माना कि  और  दो सदिश हैं और सदिश  और  दोनों सदिशों के लंबवत है

इसलिए 

गणना:

माना कि सदिश , î - ĵ और î नों सदिशों के लंबवत है

इसलिए  = (î - ĵ) × î

= (î × î) - (ĵ × î)

= 0 - (-k̂)

= k̂

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