Q. Quartz watches contain
A) Hands made of quartz
B) Silica coating on the numbers
C) A crystal of quartz as an essential component
D) A coating of quartz on the outer body
Explanation
The correct answer is Option C: A crystal of quartz as an essential component.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.