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Q: Difference in length of an arc and its subtended chord on earth's surface for a distance of 18.2km is ____:
  • A. 10mm
  • B. 15mm
  • C. 22mm
  • D. 100mm
Correct Answer: Option B - Difference in length of an arc and its subtended chord on earth's surface for a distance of 18.2 km is 15 mm.
B. Difference in length of an arc and its subtended chord on earth's surface for a distance of 18.2 km is 15 mm.

Explanations:

Difference in length of an arc and its subtended chord on earth's surface for a distance of 18.2 km is 15 mm.