Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
OPTICS
Question #88121
Back to Home
View All OPTICS Questions
25 Views
Question
If a lens combination has an equivalent focal length of +50 cm, what is its power in dioptres?
A. +0.02 D
B. +2 D
C. +20 D
D. +50 D
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
For a convex lens, which ray, after refraction, emerges parallel to the principal axis?
25
What is the radius of curvature if the focal length is 20 cm?
23
In the context of optical instruments, what does the term 'angular magnification' specifically refer...
13