A

Admin • 833K Points
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Q. Quartz crystal and tourmaline used in oscillators work on the principle of:

  • (A) photo electric effect
  • (B) piezo electric effect
  • (C) raman effect
  • (D) black body radiation

Explanation by: Admin

quartz crystals work on the principle of piezo electric effect. when electrical energy is applied to these crystals, they vibrate in a direction perpendicular to the application of energy producing oscillations.

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