« previous next »

Author Question: A 4.0-cm tall apple is 20 cm in front of a plano-convex lens of focal length 75 cm. (a) Find the ... (Read 96 times)

jho37

  • Hero Member
  • *****
  • Posts: 531
on: Jul 29, 2018
A 4.0-cm tall apple is 20 cm in front of a plano-convex lens of focal length 75 cm. (a) Find the location of the image of the apple. Is it a real or a virtual image? (b) How tall is the image of the apple? Is it upright or inverted?
 
  What will be an ideal response?

Question 2

How far from a converging lens of focal length 30 cm must an object be placed so the image will be virtual and 3.0 times as large as the object?
 
  What will be an ideal response?


kilada

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 29, 2018
Answer to Question 1

(a) 27 cm in front of the lens, virtual (b) 5.5 cm, upright

Answer to Question 2

20 cm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Tall Bellflower Tall Bellflower
Trans-fat in Peanut Butter (Front) Trans-fat in Peanut Butter (Front)
The Upper Troposphere: The Polar Front and Jet Streams The Upper Troposphere: The Polar Front and Jet Streams
Weather Typically Associated with Cold Front (North America) Weather Typically Associated with Cold Front (North America)
Squeeze along the length of each finger from web to nail. First along top/bottom and then along the ... Squeeze along the length of each finger from web to nail. First along top/bottom and then along the ...
How to find the domain and range of natural logarithmic functions (Part 1) How to find the domain and range of natural logarithmic functions (Part 1)
Video: Introduction to Spirometry

For a complete list of videos, visit our video library