The adiabatic elasticity of hydrogen gas \[(\gamma =1.4)\] at NTP is [MP PMT 1990]

• A.            \[1\times {{10}^{5}}\ N/{{m}^{2}}\]         
• B.            \[1\times {{10}^{-8}}\ N/m2\]
• C.            \[1.4\ N/{{m}^{2}}\]         
• D.            \[1.4\times {{10}^{5}}N/{{m}^{2}}\]