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Physics Questions and Answers

General Science
101. Bending of light around an obstacle is due to
 
  • A. interference
  • B. polarisation
  • C. diffraction
  • D. dispersion
 
 
102. Waves produced on the surface of water is
 
  • A. longitudinal
  • B. transverse
  • C. stationary
  • D. electromagentic
 
103. What is the main component of biogas and natural gas?
 
  • A. butane
  • B. methane
  • C. propane
  • D. ethane
 
104. The unit of power of a lens is
 
  • A. decibel
  • B. diopter
  • C. pascal
  • D. stroke