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 #88058
Back to Home
View All OPTICS Questions
24 Views
Question
What is the power of a lens with a focal length of -50 cm?
A. +2.0 D
B. -2.0 D
C. -0.5 D
D. +0.5 D
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the primary advantage of using a parabolic mirror in a reflecting telescope?
27
What is the radius of curvature if the focal length is 20 cm?
23
What is the main reason for applying the refraction formula (Eq. 9.15) separately to each interface ...
18