Regarding speed of sound in gas match the following

$(A)$ Temperature of gas is made $4$ times and pressure $2$ times

$(P)$ Speed becomes $2\sqrt 2$ times

$(B)$ Only pressure is made $4$ times without change in temperature

$(Q)$ Speed become $2$ times

$(C)$ Only temperature is changed to $4$ times

$(R)$ Speed remains unchanged

$(D)$ Molecular mass of the gas is made $4$ times

$(S)$ Speed becomes half

  • A$A-Q,\, B-R,\, C-Q,\, D-S$
  • B$A-Q,\, B-S,\, C-Q,\, D-S$
  • C$A-S,\, B-R,\, C-Q,\, D-S$
  • D$A-Q,\, B-R,\, C-Q,\, D-Q$
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