General Knowledge Question and Answers 11 November 2020: Set 1

  • Question 14 :
  • Light travels slower in glass than in air because:

  • density of glass is less than that of air
  • density of glass is greater than that of air.
  • refractive index of air is greater than that of glass.
  • refractive index of air is less than that of glass.
General Knowledge Question and Answers 11 November 2020: Set 1
Home Ask Questions Study Current Affairs Previous Papers Kerala PSCIBPSUPSCRBITNPSCMPSCSSCCBSEUnited StatesModel Tests News More Answers Coaching Centres Careers Downloads Colleges