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When the volume of a given mass of gas is halved and its temperature doubled,...

Physics
JAMB 1993

When the volume of a given mass of gas is halved and its temperature doubled, the pressure
  • A. remains constant
  • B. increases by a factor of 4
  • C. increases by a factor of 3
  • D. decreases by a factor of 4
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Correct Answer: Option B
Explanation
\(\frac{P_1V_1}{T_1}\) = \(\frac{P_2V_2}{T_2}\)

V1 = 2V2 and T2 = 2T1

\(\frac{P_1\times 2V_2}{T_1}\) = \(\frac{P_2\times V_2}{2T_1}\)


P2 = 4P1

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