# Three different materials are studied by plotting the graph between temperature against time as shown. Which is best preferred as

$(a)\;\text{A} \\(b)\;\text{B} \\(c)\;\text{D} \\(d)\;\text{All are equally good}$

## 1 Answer

$A$ is best preferred as constant as it takes longer time to rain to shorter temperature.
Hence a is the correct answer.
answered Mar 19, 2014 by

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