MCQ
If the ratio of radii of two liquid drops is 1 : 2 then the ratio of their pressure excess will be
- A1 : 2
- ✓2 : 1
- C1 : 4
- D4 : 1
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$(i)\,$ lifted up with an acceleration $4.9\,m/{s^2}$
$(ii) \,$lowered with an acceleration $4.9\,m/{s^2}$.
The ratio of the tensions is
