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O Level Physics Learning Guide: Certification Test 46

Efficiency: O Level Physics MCQs App & e-Book: MCQ 46

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MCQ: 46

In a typical power station, amid a series of energy transfers and conversions, about 70% of the energy input gets wasted in the form of thermal energy, the efficiency of such a power station is about

  1. 0.3
  2. 0.4
  3. 0.7
  4. 1

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