Happy Engineers Day

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Across
  1. 3. The Engineering God as per Hindu mythology
  2. 5. Maximum useful work possible during a process that brings the system into equilibrium with a heat reservoir, reaching maximum entropy
Down
  1. 1. separates solid matter and fluid from a mixture using a medium
  2. 2. World's first Chemical Engineer has this surname
  3. 4. Sir M Visvesvaraya was the diwan of this place