Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

Problem 19.37 Jason uses a lens with focal length of 11.0 cm as a magnifier by h

ID: 1568912 • Letter: P

Question

Problem 19.37

Jason uses a lens with focal length of 11.0 cm as a magnifier by holding it right up to his eye. He is observing an object that is 9.0 cm from the lens.

Part A

What is the angular magnification of the lens used this way if Jason's near-point distance is 25 cm?

Problem 19.37 Jason uses a lens with focal length of 11.0 cm as a magnifier by holding it right up to his eye. He is observing an object that is 9.0 cm from the lens Part A What is the angular magnification of the lens used this way if Jason's near-point distance is 25 cm? Express your answer using two significant figures M-

Explanation / Answer

given

focal length = 11.0 cm

hence

angular magnification M = 25 cm/11 cm

= 2.27