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A particle undergoes three successive displacements given by vector S1 = √2m north-east, vector S2 = 2m due

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A particle undergoes three successive displacements given by vector S1 = √2m north-east, vector S2 = 2m due south and vector S3 = 4m, 30° north of west, then magnitude of net displacement is 

  1. √(14 + (4√3))
  2. √(14 - (4√3))
  3. √14
  4. None of these
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1 Answer

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Best answer

Correct Answer: 2. √(14 - (4√3)) 

Explanation :

Taking this co-ordinate system 

Net displacement

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