With rise in temperature, density of a given body changes according to one of the following rela...

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With rise in temperature, density of a given body changes according to one of the following relations
(a) \( \rho=\rho_{0}[1+\gamma d \theta] \)
(b) \( \rho=\rho_{0}[1-\gamma d \theta] \)
(c) \( \rho=\rho_{0} \gamma \mathrm{d} \theta \)
(d) \( \rho=\rho_{0} / \gamma \mathrm{d} \theta \)
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