For the resistance to motion of a ship's model through water, the basic similitude criteria is

i) Reynolds Law

ii) Froude's Law

iii) Weber's Law

The correct answer is -

- 1
  
  only (i) is correct
- 2
  
  only (ii) is correct
- 3
  
  both (i) and (ii) are correct
- 4
  
  both (i) and (iii) are correct

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