What is the output power in watts of the following three-stage system?

What is the output power in watts of the following three-stage system?

  1. a) 0.431 Watt
  2. b) 0.5 Watt
  3. c) 18 Watt
  4. d) 0.0631 Watt

From the Janata Bank Assistant Network Engineer 2020 – Written exam, question 35 of 68.

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