Multiple Choice
A given individual is unable to see objects clearly when they are beyond 75 cm.What focal length contact lens should be used to correct this problem?
A) 75 cm
B) −75 cm
C) −100 cm
D) −33.3 cm
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q1: The Yerkes refracting telescope has a 1-m
Q2: Increasing the focal length in a telephoto
Q4: A nearsighted person cannot see objects clearly
Q5: A magnifying lens with a focal length
Q6: You are building a compound microscope with
Q7: I take two pictures of my dog
Q8: Halving the focal length of a telephoto
Q9: A pinhole camera is used to photograph
Q10: A camera is used to photograph the
Q26: When using an eyepiece of focal length