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

Author Question: A certain slide projector has a lens of focal length 15.0 cm. This lens forms an image measuring 100 ... (Read 127 times)

mcmcdaniel

  • Hero Member
  • *****
  • Posts: 550
on: Jul 29, 2018
A certain slide projector has a lens of focal length 15.0 cm. This lens forms an image measuring 100 cm  100 cm on the screen when a slide whose dimensions are 50.0 mm  50.0 mm is being magnified.
 
  How far from the lens should the screen be placed?

Question 2

A slide projector is set up with its lens 6.0 m from the screen. The projected image on the screen is 1.5 m square for a slide (the object) that is 2.5 cm square.
 
  (a) How far is the slide from the lens? (b) What is the focal length of the projector lens?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

deja

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 29, 2018
Answer to Question 1

3.15 m

Answer to Question 2

(a) 10 cm (b) 9.8 cm


mcmcdaniel

  • Member
  • Posts: 550
Reply 2 on: Jul 29, 2018
Excellent

mammy1697

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

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?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Extended Objects Create a Focal Plane Extended Objects Create a Focal Plane
An image comparing the brain sizes of different species. An image comparing the brain sizes of different species.
The photo shows an ultrasound image of a fetus of about 20 weeks’ gestational age. The photo shows an ultrasound image of a fetus of about 20 weeks’ gestational age.
Use fingertips to apply friction to muscle attachments along inferior length of the clavicle. Use fingertips to apply friction to muscle attachments along inferior length of the clavicle.
Comparison of the two major forms of DNA Comparison of the two major forms of DNA
Using the measuring device to give the correct dose to children Using the measuring device to give the correct dose to children
Video: Autonomic Nervous System Animation

For a complete list of videos, visit our video library