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  • A balloon filled with an Air sample occupies 4L volume at . on lowerin

A balloon filled with an Air sample occupies 4L volume at 35^{\circ} \mathrm{C}. on lowering the Temperature to T, the volume decrease to 2.5 L. the temperature T is? [Assume P= (constant)

Option: 1

191.5 K


Option: 2

190 K


Option: 3

200 K


Option: 4

192.5


Answers (1)

best_answer

\mathrm{\begin{aligned} & V_1=4 \mathrm{~L}, T_1=273+35=308 \mathrm{~K} \\ & V_2=2.5 \mathrm{~L}, T_2=? \end{aligned}}

\mathrm{\frac{V_1}{T_1}=\frac{V_2}{T_2}}

\mathrm{\begin{gathered} \frac{4}{308}=\frac{2.5}{T_2} \\ T_2=\frac{2.5 \times 308}{4}=192.5 \\ T_2=192.5 \mathrm{k} \end{gathered}}

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Pankaj

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