A gas expands by 2 x 10^-3 m^3 against a steady pressure of 10^5 Pa. Work done by the gas is
A2000 J
B20 J
C200 J
D50 J
Answer & Solution
Correct answer: C. 200 J
Work against constant pressure is P times change in volume = 10^5 x 2 x 10^-3 = 200 J.
Related questions
Stirring a liquid in contact with a reservoir cannot be exactly reversed because that woulIn the Carnot cycle, the heat absorbed during isothermal expansion equals which quantity?In the isothermal compression of a Carnot cycle, heat is?A Carnot cycle is made of which combination of steps?An engine absorbs 600 J per cycle and has an efficiency of 0.25. How much work does it do A Carnot engine works between 500 K and 300 K. What fraction of the absorbed heat becomes A Carnot engine takes heat from a 800 K source and rejects it at 400 K. What is its efficiIrreversibility comes from non-equilibrium states and which other cause?