One mole of a monatomic ideal gas at undergoes an adiabatic expansion that doubles…

PHYSICS · Single correct · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics

Problem

One mole of a monatomic ideal gas at

300\,\text{K}

undergoes an adiabatic expansion that doubles its volume. For the gas,

\gamma = \dfrac{5}{3}

. What is its final temperature? (a)

238\,\text{K}

(b)

300\,\text{K}

(c)

190\,\text{K}

(d)

150\,\text{K}