Multiple choice

Directions: Choose the appropriate answer from the options given below:-

Which among is true about the quartz?

  1. It consist of silica

  2. It is used in radio and radar

  3. Important component of the granite

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All statements are correct about quartz: (1) Quartz consists entirely of silica (SiO2), (2) Due to its piezoelectric properties, quartz is used in radio and radar equipment for frequency control, and (3) Quartz is a major component of granite, typically making up 20-60% of the rock. These properties make quartz one of the most economically significant minerals.

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