= yz î + 3xz ĵ + z k̂ है, तो कर्ल क्या है?

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Official Sr. Teacher Gr II NON-TSP MATHEMATICS (Held on :29 Oct 2018)
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  1. 3xî - yĵ + 2zk̂
  2. -(3xî + yĵ + 2zk̂)
  3. -3xî + yĵ +2zk̂
  4. इनमें से कोई नहीं 

Answer (Detailed Solution Below)

Option 3 : -3xî + yĵ +2zk̂
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Sr. Teacher Gr II NON-TSP GK Previous Year Official questions Quiz 4
5 Qs. 10 Marks 5 Mins

Detailed Solution

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संकल्पना:

एक सदिश का कर्ल:

माना कि   है। 

तो सदिश फलन v का कर्ल निम्न द्वारा ज्ञात किया गया है:

जहाँ ∇ = 

 

गणना:

दिया गया है:  = yz î + 3xz ĵ + z k̂

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