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JEE Main PAPER - 1

JEE Main · 2018

180 questions · One at a time

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MCQ4 marks

Two moles of an ideal monoatomic gas occupies a volume V at 27C27^{\circ}\text{C}  . The gas expands adiabatically to a volume 2 V. Calculate (a) the final temperature of the gas and (b) change in its internal energy.

  • A.189K189\text{K}   (b) 2.7kJ-2.7\text{kJ}Correct
  • B.195K195\text{K}   (b) 2.7kJ2.7\text{kJ}
  • C.189K189\text{K}   (b) 2.7kJ2.7\text{kJ}
  • D.195K195\text{K}   (b) 2.7kJ-2.7\text{kJ}
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