Question

The one that is extensively used as a piezoelectric material is (A) tridymite (B) amorphous silica
(C) quartz (D) mica
[JEE Main 2019]

Answer 1

Answer:

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The one that is extensively used as a piezoelectric material is [C] Quartz.

Answer 2

Answer:

(C)Quartz.

Explanation:

• Quartz is used as piezoelectric material.

• It produces electricity when any mechanical stress in form of pressure applied on it.

• Thus it is also used in watches and oscillators.
• Hence, the answer is (C) Quartz.