Geography · Geodesy and Surveying
How did Astronomer Royal Sir George Airy's scientific contributions significantly impact the Great Trigonometrical Survey of India?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1He designed the physical standard scale bars used exclusively for cadastral land demarcation in Bombay.
- 2He invented the prismatic compass specifically calibrated for Himalayan weather conditions.
- 3He provided mathematical formulas for Earth's curvature and spheroid dimensions used to correct geodesic calculations.✓
- 4He introduced the first commercial satellite imaging technology to the Indian sub-continent.
Correct answer
He provided mathematical formulas for Earth's curvature and spheroid dimensions used to correct geodesic calculations.
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