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 #88040
Back to Home
View All OPTICS Questions
2 Views
Question
If the focal length of a lens is doubled, what happens to its power?
A. It doubles
B. It is halved
C. It quadruples
D. It remains the same
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
If the magnification produced by a mirror is -0.5, what can be said about the image?
4
Why is the configuration in Fig. 9.23(b) described as having the same angle subtended by the object?
2
A double concave lens is placed in a medium with a refractive index higher than that of the lens mat...
3
On which date is the International Day of Sport for Development and Peace observed?
(Current Affairs)
11
Who called out England's 'double standards' for attempting to prematurely end the fourth Test at Old...
(Current Affairs)
6