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GATE Mechanical 2014 Set 2 | Question: 16

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In a heat exchanger, it is observed that $ΔT_1$ = $ΔT_2$, where $ΔT_1$ is the temperature difference between the two single phase fluid streams at one end and $ΔT_2$ is the temperature difference at the other end. This heat exchanger is

  1. a condenser
  2. an evaporator
  3. a counter flow heat exchanger
  4. a parallel flow heat exchanger

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