ICSE-X-Physics

05: Refraction through a Lens

with Solutions -
  • #3
    State two differences between a convex and a concave lens.
    Ans : 3 Convex lens:
    (i) It converge the incident rays towards the principal axis.
    (ii) It has a real focus.
    Concave lens:
    (i) It diverges the incident rays away from the principal axis. It has a virtual focus.