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
20 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
What is the primary reason for assuming thin lenses in optical calculations?
22
In Example 9.2, why does the image of the mobile phone appear distorted?
22
What is the implication of n₂₁ being constant for a given medium pair?
24
Where did an unidentified flying object reportedly crash and explode in early Wednesday, according t...
(Current Affairs)
31
What was Delhi’s 24-hour average Air Quality Index (AQI) as recorded by the CPCB on October 27, 20...
(Current Affairs)
15