SSC JE Mechanical Engineering 2018 Set 3 Solved Paper

PMM - 1 : A machine which violets the first law of thermodynamics is called PMM – I . or “ A machine which gives continuous work without receiving energy from other system”. PMM – 2 : A machine will exchange heat from a single heat reservoir and produce equal amount of work.
Q → [PMM - 2] → w ‌‌‌‌Q = w