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Physics General Awareness Questions and Answers

General Science
13. Hydrogen bomb involves the principle of
 
  • A. Newton's law
  • B. Nuclear fusion
  • C. Nuclear fission
  • D. Coulomb law
Answer: B.
Nuclear fusion
 
14. The radiation with highest energy is
 
  • A. UV
  • B. IR
  • C. Visible
  • D. X-ray
Answer: D.
X-ray
 
 
15. Who discovered that the earth moves round the Sun?
 
  • A. Copernicus
  • B. Newton
  • C. Aristotle
  • D. Galileo
Answer: A.
Copernicus
 
16. The instrument used to test the purify of milk is
 
  • A. polarimeter
  • B. lactometer
  • C. galvanometer
  • D. calorimeter
Answer: B.
lactometer