2. Sample Papers
  3. Railways

Railways Sample Paper RRB (Assistant Loco Pilot) Sample Test Paper-3

  • question_answer
    An air bubble inside water behave as an:

    A)  bifocal lens /     

    B)  convergent lens /        

    C)  divergent lens /

    D)        cylindrical lens

    Correct Answer: C

    Solution :

    The air bubble will behave as a diverging lens due to its bulging curvature.


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