सदिश  और  के बीच का कोण θ ज्ञात करें।

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Airforce Group X MBT 14-Jul-2021 Shift 3
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  1. इनमें से कोई नहीं

Answer (Detailed Solution Below)

Option 2 :
Free
Electric charges and coulomb's law (Basic)
10 Qs. 10 Marks 10 Mins

Detailed Solution

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अवधारणा:

किसी भी दो सदिश  और  के लिए हमारे पास  हैं

गणना:

यहाँ हमारे पास दो सदिश  और  हैं

⇒  और 

⇒ 

 और  के मान  में प्रतिस्थापित करके हमें मिलता है

⇒ 

⇒ 

इसलिए, विकल्प B सही उत्तर है।

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