This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is the focal length of a magnifying glass that produces an angular magnification of 7.0 x when ... (Read 110 times)

V@ndy87

  • Hero Member
  • *****
  • Posts: 571
on: Jul 29, 2018
What is the focal length of a magnifying glass that produces an angular magnification of 7.0 x when used by a person with a near point at 28 cm?
 
  A) 2.0 cm
  B) 3.0 cm
  C) 4.0 cm
  D) 5.0 cm
  E) 6.0 cm

Question 2

A magnifying lens has a focal length of 10 cm. A person has a near point of 25 cm and a far point at infinity. What is the angular magnification of the lens for that person when their eyes are focused at infinity?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brittrenee

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

Great help.


V@ndy87

  • Hero Member
  • *****
  • Posts: 571
Reply #2 on: Jul 29, 2018
Thanks


brittrenee

  • Sr. Member
  • ****
  • Posts: 321
Reply #3 on: Jul 29, 2018
Welcome :)


« previous next »
 

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Elrathia kingii growth series with holaspids ranging from 16.2 mm to 39.8 mm in length Elrathia kingii growth series with holaspids ranging from 16.2 mm to 39.8 mm in length
Measuring Limb Length Measuring Limb Length
Bulletproof glass Bulletproof glass
Muscle length versus isometric force Muscle length versus isometric force
Secondary response begins more rapidly after exposure to antigen, produces more antibodies, and ... Secondary response begins more rapidly after exposure to antigen, produces more antibodies, and ...
The allowable compressive bearing capacity of a soil is 8000 psf. What should be the length of ... The allowable compressive bearing capacity of a soil is 8000 psf. What should be the length of ...
Video: Requirements for nervous signals

For a complete list of videos, visit our video library