Who invented the liquid-fueled rocket engine, launching the world's first successful prototype in 1926? MCQ with Answer and Explanation
Question
Report Error
Discuss this Question (0)
Practice More Inventions and Discoveries Questions
Question #1
Report Error
Who invented the mercury thermometer in 1714?
Correct Answer: Option C
Explanation:
Daniel Gabriel Fahrenheit invented the mercury-in-glass thermometer in 1714 and developed the Fahrenheit scale.
Daniel Gabriel Fahrenheit invented the mercury-in-glass thermometer in 1714 and developed the Fahrenheit scale.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #2
Report Error
Who discovered the noble gas Helium in the solar spectrum before it was found on Earth?
Correct Answer: Option D
Explanation:
French astronomer Pierre Janssen and English astronomer Norman Lockyer independently discovered helium in 1868 while analyzing solar eclipse spectra.
French astronomer Pierre Janssen and English astronomer Norman Lockyer independently discovered helium in 1868 while analyzing solar eclipse spectra.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #3
Report Error
Who discovered that light exhibits particle-like momentum in scattering collisions with electrons, proving photon theory?
Correct Answer: Option A
Explanation:
Arthur Compton discovered the Compton Effect in 1923, providing explicit proof that light acts as discrete localized particles.
Arthur Compton discovered the Compton Effect in 1923, providing explicit proof that light acts as discrete localized particles.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
No comments yet. Be the first to start the discussion!