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 #88160
Back to Home
View All OPTICS Questions
20 Views
Question
What is the adjustable opening in the center of the iris called?
A. Lens
B. Retina
C. Cornea
D. Pupil
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the focal length of a concave mirror according to sign convention?
14
Why are large lenses for telescope objectives described as "very heavy" in the text?
17
Based on the sign convention where BC1 = +R1 and DC2 = –R2, what can be said about the shape of su...
10
On which date is the International Day of Sport for Development and Peace observed?
(Current Affairs)
34
What criticism did CPI(M) and CPI raise against the Mumbai High Court regarding the rejection of the...
(Current Affairs)
26