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 #89648
Back to Home
View All OPTICS Questions
21 Views
Question
What is the focal length of the combined system (f_combined) when the liquid is present?
A. 30.0 cm
B. 45.0 cm
C. 75.0 cm
D. 15.0 cm
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the nature of the image formed by a concave mirror when the object is at infinity?
18
What is the mathematical relationship between the focal lengths f1, f2 of two thin lenses in contact...
19
A +12 D lens is placed in contact with a lens of unknown power. The combination has a net power of +...
8
Which country's army chief visited China on August 22, 2025, to strengthen military cooperation?
(Current Affairs)
24
Who became the 13th Chief Minister of Manipur in February 2026 following nearly a year of President'...
(Current Affairs)
10