For hydrogen gas ${C_p} - {C_v} = a$ and for oxygen gas ${C_p} - {C_v} = b$. So the relation between $a$ and $b$ is given by
  • A$a = 16b$
  • B$b = 16a$
  • C$a = 4b$
  • D$a = b$
AIPMT 1993, Easy
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