$2\, kg$ of a monoatomic gas is at a pressure of $4\times10^4\, N/m^2$. The density of the gas is $8\, kg/m^3$. What is the order of energy of the gas due to its thermal motion ?
  • A$10^3\, J$
  • B$10^5\, J$
  • C$10^4\, J$
  • D$10^6\, J$
JEE MAIN 2019, Medium
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