General Studies · Metrology and Measuring Instruments
एक मीट्रिक डायल वर्नियर कैलीपर की मानक अल्पतमांक (least count) या सटीकता कितनी होती है?
- 10.005 mm
- 20.5 mm
- 30.1 mm
- 40.02 mm✓
सही उत्तर देखें
0.02 mm
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