Since the focal length is negative, therefore the lens is concave lens because the focal length of concave lens is negative.
P (in diopter) =
F = -50cm = -0.5m (1m = 100cm)
⇒ P =
Hence power of lens is -2 Dioptre.
Rate this question :
A convex lens ofAll In One Science
State and defineAll In One Science
Two lenses have pAll In One Science
When two or moreAll In One Science
State the laws ofScience - Board Papers
The image of an oXam idea - Science
A concave lens haXam idea - Science
The optical prescLakhmir Singh & Manjit Kaur - Physics
What is the powerScience Lab Manual