Computer · Surveying
लेवलिंग में पश्चावलोकन (backsight) और पूर्वावलोकन (foresight) की दूरियों को समान रखकर किस प्रकार की त्रुटि को समाप्त या न्यूनतम किया जाता है?
- 1स्टाफ अंशांकन त्रुटि
- 2कोलिमेशन (Collimation) त्रुटि✓
- 3लंबन (Parallax) त्रुटि
- 4चुंबकीय दिकपात त्रुटि
सही उत्तर देखें
कोलिमेशन (Collimation) त्रुटि
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