Question

What is the speed of sound in Neon gas at a temperature of 500 K (Gas constant of Neon is 0.4210 kJ/kg.K) ?                                                                                                                                                                   

      (a) 49e m/s                                                          (b) 460 m/s

      (c) 592 m/s                                                         (d) 543 m/s