A

Admin • 831.45K Points
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Q. Choose the word which is different from the rest.

  • (A) Telescope
  • (B) Periscope
  • (C) Microphone
  • (D) Microphone D. Bioscope
  • Correct Answer - Option(C)
  • Views: 10
  • Filed under category Reasoning
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Explanation by: Admin
All except Microphone are instruments based on theories and principles of light.

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