Telegraph timeline: Choose the decade of invention for the electric telegraph. Context: Consider Cooke–Wheatstone and Morse work leading to first practical systems. Choose the correct decade.
General Knowledge
Inventions
Difficulty: Easy
Choose an option
Answer
Correct Answer: 1830s
Explanation
Given data
- Key demonstrations and patents occurred in the 1830s (e.g., 1837 for both Cooke–Wheatstone in Britain and Morse in the U.S.).
Note First public lines and famous messages (e.g., 1844) followed soon after, but the invention decade is the 1830s.
Final Answer 1830s.