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
25 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 main function of the eyepiece in relation to the intermediate image?
21
How does the finite speed of light influence the definition of astronomical distances?
23
For a prism, under what specific condition is the relationship n21 = sin[(A + Dm)/2] / sin(A/2) vali...
19
Who scored a magnificent 142 off 107 balls to lead Australia to a record chase of 331 against India ...
(Current Affairs)
22
What was the margin of India's victory over Australia in the second ODI played on September 17, 2025...
(Current Affairs)
22