MCQ
Graph between volume and temperature for a gas is shown in figure. If $\alpha$ = Volume coefficient of gas = $\frac{1}{273}$ per $^o C$,then what is the volume of gas at a temperature of $819 ^o C$
  • A
    $1 \times {10^{ - 3}}$ ${m^3}$
  • $2 \times {10^{ - 3}}$ ${m^3}$
  • C
    $3 \times {10^{ - 3}}$ ${m^3}$
  • D
    $4 \times {10^{ - 3}}$ ${m^3}$

Answer

Correct option: B.
$2 \times {10^{ - 3}}$ ${m^3}$
b
(b) ${V_t} = {V_0}(1 + \alpha t) = 0.5\left( {1 + \frac{1}{{273}} \times 819} \right)$

$ = 2$ litre=$2 \times {10^{ - 3}}$${m^3}$

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