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then the rise in temperature will be

2. A large number of water drops each of radius r combine to have a drop of radius R. If the surface tension is T and the mechanical equivalent of heat is J, then the rise in temperature will be

Jun 7, 2022
Physics

(a) 2T/rJ (b) 3T/RJ (c) 3T/J[(1/R )-(1/R)] (d) 2T/J[(1/r)-(1/R)] Ans. c (32)

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