During an adiabatic compression of gas, 100 J of work is done ON the gas. Find change in internal energy (J).
Physics · Mixed Chapter
JEE Main Practice

Question

During an adiabatic compression of gas, 100 J of work is done ON the gas. Find change in internal energy (J).

G1 Physics · Accepted Answer

Step 1: First law ΔU = Q + Wₒₙ. Step 2: The process is adiabatic, so Q = 0. Step 3: Work done on gas = +100 J. Hence ΔU = +100 J.