Physics · Surveying Instruments
मानक वर्नियर थियोडोलाइट्स में आमतौर पर ऐसे वर्नियर होते हैं जिनका अल्पतमांक (least count) ______ होता है।
- 110' या 10 मिनट
- 21' या 1 मिनट
- 340" या 40 सेकंड
- 420" या 20 सेकंड✓
सही उत्तर देखें
20" या 20 सेकंड
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