alleryWhich inventor solved the problem of finding longitude with the H-4 chronometer in 1760?
AJohn Harrison
BIsaac Newton
CEdmund Halley
DCaptain James Cook
Answer & Solution
Correct answer: A. John Harrison
1. Finding longitude remained a problem after latitude was solved.
2. John Harrison solved it by inventing the chronometer H-4 in 1760.
3. Newton, Cook and Columbus did not invent it.
_Source: Wikipedia, Geography, Origin and history_
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