26. One thousand small water drops of equal radii combine to form a big drop. The ratio of final surface energy to the total initial surface energy is
(a) 1000 : 1
(b) 1 : 1000
(c) 10 : 1
(d) 1 : 10
Ans. d
(5)
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(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (126)