Through a complex mechanism, both the effective diameter and the focal length of a lens are decreased. What happens to the lens' f-number?
A) It increases.
B) It decreases.
C) It remains constant.
D) Not enough information is given to determine.
Correct Answer:
Verified
Q1: A lens which is thicker in the
Q2: An object is very far from a
Q3: An object is very near a converging
Q4: A diaphragm is used to increase a
Q6: When using a magnifying glass to focus
Q7: If you are viewing an object with
Q8: You are observing a distant ship with
Q9: To create a virtual magnified image of
Q10: You are observing a distant building with
Q11: Many sophisticated cameras have zoom lenses. When
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents