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Topic Question Set

Q 21 :

When a part of a straight capillary tube is placed vertically in a liquid, the liquid raises upto certain height h. If the inner radius of the capillary tube, density of the liquid and surface tension of the liquid decrease by 1% each, then the height of the liquid in the tube will change by ______ %.    [2026]

  • +3

     

  • -1

     

  • +1

     

  • -3

     

(3)