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For the vectors stack a with rightwards arrow on top and stack b with rightwards arrow on top shown in figure stack a with rightwards arrow on top = square root of 3 stack i with hat on top plus stack j with hat on top and |stack b with rightwards arrow on top| = 10 units while theta equals 23 to the power of ring operator end exponentthen the value of R = square root of a to the power of 2 end exponent plus b to the power of 2 end exponent plus 2 a b cos invisible function application theta end root is nearly –

Physics-General

  1. 11    
  2. 12    
  3. 13    
  4. 14    

    Answer:The correct answer is: 12

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