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प्रश्न
What was used to measure length before modern standards?
पर्याय
Digital rulers
Body parts like foot, hand span, and cubit
Laser beams
Magnetic devices
MCQ
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उत्तर
Body parts like foot, hand span, and cubit
Explanation:
In ancient times, people used body parts as measurement standards, but these were inconsistent from person to person.
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