38. Kerosene oil rises up the wick in a lantern
(a) Due to surface tension of the oil
(b) The wick attracts the kerosene oil
(c) Of the diffusion of the oil through the wick
(d) None of the above
Ans. a
(5)
5/5 - (2 votes)
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(a) – 5 J (b) – 10 J (c) – 15 J (d) – 20 J Answer-a (118)
(a) 34 J (b) 70 J (c) 84 J (d) 134 J Answer-d (202)