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A gas expands against a variable pressur...

A gas expands against a variable pressure given by `P=(20)/(V)` bar. During expainsion from volume of `1` litre to `10` litre, the gas undergoes a change in internal energy of `400 J`. Heat absorbed by the gas during expansion ( in `KJ`):

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To solve the problem, we will follow these steps: ### Step 1: Identify the Given Information - The pressure of the gas is given by \( P = \frac{20}{V} \) bar. - The initial volume \( V_1 = 1 \) L. - The final volume \( V_2 = 10 \) L. - The change in internal energy \( \Delta U = 400 \) J. ...
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