Answer (Detailed Solution Below)

Option 3 :
Free
UP TGT Arts Full Test 1
125 Qs. 500 Marks 120 Mins

Detailed Solution

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Concept:

Cross product of vectors:

  •  
  • If  then 
Calculation:

Given: 

⇒ 

⇒ 

⇒ 

As we know that, 

⇒ 

Hence, the correct option is 3.

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