Multiple choice general knowledge science & technology

Who invented Steam Engine?

  1. Albert Einstein

  2. Marconi

  3. James Watt

  4. Thomas Edison
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

James Watt (1736-1819) didn't invent the first steam engine but made crucial improvements in 1769, including the separate condenser, which made steam engines practical and efficient. Thomas Newcomen built an earlier atmospheric engine in 1712. Einstein (option A) revolutionized physics, Marconi (option B) developed radio, and Edison (option D) invented the light bulb and phonograph.

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