Physics, 25.04.2022 19:20 probablyacommunist

3. A steam engine does 2500 J of useful work to move a wheel through half a rotation. The energy provided to the steam engine by heat for this work equals 7576 J. Calculate the efficiency of the engine.

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3. A steam engine does 2500 J of useful work to move a wheel through half a rotation. The energy pro...