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 #88129
Back to Home
View All OPTICS Questions
15 Views
Question
What happens to the effective power when a +3 D lens is combined with a -3 D lens?
A. The power doubles
B. The power becomes zero
C. The power becomes +6 D
D. The power becomes -6 D
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which of the following correctly relates object distance (u), image distance (v), and magnification ...
10
What happens to light in a bent optical fibre if the bend is too sharp?
14
What is the shape of the reflecting surface of a spherical mirror?
13
What did Prime Minister Narendra Modi emphasize about India's Constitution during its 75th anniversa...
(Current Affairs)
27
Who was appointed as the head of the three-member Fact-Finding Committee by the Indian Olympic Assoc...
(Current Affairs)
23