Short Answer
A person with normal eyesight uses a converging lens of focal length 10 cm. He holds the lens close to his eyes to finish an engraving job.
(a) What is the magnifying power of the lens?
(b) At what distance from the job he must hold the lens?
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q3: An object is placed 21 cm from
Q12: An important reason for using a very
Q41: A nearsighted person cannot see objects beyond
Q43: An image is 4.0 mm in front
Q43: A magnifying glass produces an angular magnification
Q46: The chromatic aberration in lenses is due
Q49: A convex lens has focal length f.
Q51: An object, placed 12.0 cm from a
Q67: You have available lenses of focal lengths
Q78: The focal lengths of the objective and