Computer · Surveying

एक सीधी रेखा में, बिंदु P से दो लंबाइयां A और B मापी जाती हैं। मापी गई लंबाइयों A और B की मानक त्रुटियां (standard errors) क्रमशः 0.4 m और 0.3 m पाई जाती हैं। लंबाई (A − B) में मानक त्रुटि क्या होगी?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

10.1 m
20.5 m✓
30.35 m
40.7 m

सही उत्तर देखें

0.5 m

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