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Physics Questions and Answers

General Science
29. The normal temperature of human body on the kelvin scale is
 
  • A. 280
  • B. 290
  • C. 310
  • D. 340
 
 
30. Hydrogen bomb involves the principle of
 
  • A. Nuclear fission
  • B. Nuclear fusion
  • C. Newton’s law
  • D. Coulomb law
 
31. Who discovered X–ray?
 
  • A. Madam curie
  • B. Einstein
  • C. Roentgen
  • D. J.J. Thomson
 
32. X–rays cannot penetrate through
 
  • A. aluminium
  • B. lead
  • C. wood
  • D. iron