Computer · Surveying
भूमि सर्वेक्षण (land surveying) में 'डम्पी लेवल' (dumpy level) का प्राथमिक कार्य क्या है?
- 1क्षैतिज दूरियों को मापना
- 2ऊर्ध्वाधर कोणों को मापना
- 3ऊंचाई के अंतर (elevation differences) को मापना✓
- 4क्षैतिज कोण को मापना
सही उत्तर देखें
ऊंचाई के अंतर (elevation differences) को मापना
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