As the temperature is raised from $20^{\large\circ}C \;to \;40^{\large\circ}C$ , the average kinetic energy of neon atoms changes by a factor.

Question

$(a)\;2\qquad(b)\;\sqrt{\large\frac{313}{293}}\qquad(c)\;\large\frac{313}{293}\qquad(d)\;\large\frac{1}{2}$