Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
OPTICS
Question #88002
Back to Home
View All OPTICS Questions
2 Views
Question
What is the power of a lens with a focal length of -25 cm?
A. +4 dioptres
B. -0.25 dioptres
C. -4 dioptres
D. +0.25 dioptres
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In a telescope, what is the purpose of the objective lens or mirror?
2
If the focal length of the eyepiece in a compound microscope is decreased while keeping other factor...
0
What is the power of a concave mirror of focal length 10 cm?
1
Which Delhi government department is being newly established to support young athletes and youth aff...
(Current Affairs)
4
In which state was the Mohali court located that recently rejected the bail plea of Shiromani Akali ...
(Current Affairs)
3