2. Sample Papers
  3. Railways

Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-13

  • question_answer
    Light waves projected on oil surface show seven colours due to the phenomenon of

    A)  polarization        

    B)        refraction         

    C)         reflection           

    D)         interference

    Correct Answer: D

You need to login to perform this action.
You will be redirected in 3 sec spinner