A false statement is_______________

  • Angle of contact q < 90°, if cohesive force < adhesive force × √2
  • Angle of contact q > 90°, if cohesive force > adhesive force × √2
  • Angle of contact q = 90°, if cohesive force = adhesive force × √2
  • If the radius of capillary is reduced to half, the rise of liquid column becomes four times
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