Question

The projection lens in a certain slide projector is a single thin lens. A slide 24.4...

The projection lens in a certain slide projector is a single thin lens. A slide 24.4 mm high is to be projected so that its image fills a screen 1.88 m high. The slide-to-screen distance is 2.90 m. (Enter your answers to at least one decimal place.)

(a) Determine the focal length of the projection lens (mm)

(b) How far from the slide should the lens of the projector be placed to form the image on the screen (mm)?

Homework Answers

Answer #1

We use the lens equation

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A certain slide projector has a 100 mm focal length lens. (a) How far away is...
A certain slide projector has a 100 mm focal length lens. (a) How far away is the screen, if a slide is placed 103 mm from the lens and produces a sharp image? (b) If the slide is 24.0 by 36.0 mm, what are the dimensions of the image? Explicitly show how you follow the steps in the Problem-Solving Strategy for lenses.
Problem 6 Part 1 A certain slide projector has a 100 mm focal length lens. (a)...
Problem 6 Part 1 A certain slide projector has a 100 mm focal length lens. (a) How far away is the screen, if a slide is placed 103 mm from the lens and produces a sharp image? (b) If the slide is 24.0 by 36.0 mm, what are the dimensions of the image? Part 2 A doctor examines a mole with a 15.0 cm focal length magnifying glass held 13.5 cm from the mole (a) Where is the image? (b)...
A thin lens is used to create a 98-cm-high image of a 2.0-cm-tall slide. The screen...
A thin lens is used to create a 98-cm-high image of a 2.0-cm-tall slide. The screen used to form this image is 300 cm from the slide. a) Draw the ray diagram for this setup. b) What focal length does the lens need? c) How far should you place the lens from the slide?
A slide projector needs to create a 90-cm-high image of a 2.0-cm-tall slide. The screen is...
A slide projector needs to create a 90-cm-high image of a 2.0-cm-tall slide. The screen is 250 cm from the slide. What focal length does the lens need? Note the sign convention and indicate + or – How far should you place the lens from the slide?
You wish to project the image of a slide on a screen 9.50 m from the...
You wish to project the image of a slide on a screen 9.50 m from the lens of a slide projector. 1) if the slide is palced 13 cm from the lens what focal length lens is required 2) if the dimensions of the picture on a 35-mm color slide are 24mmx36mm what is the minimum size of the projector screen required to accommodate the image?
A) A 2.0-cmcm-tall object is 16.5 cmcm in front of a diverging lens that has a...
A) A 2.0-cmcm-tall object is 16.5 cmcm in front of a diverging lens that has a -25 cmcm focal length. 1. Calculate the image position. 2. Calculate the image height. B) A 2.0-cmcm-tall object is 12 cmcm in front of a concave mirror that has a 25 cmcm focal length. 1. Calculate the image position. 2. Calculate the image height. C) A slide projector needs to create a 90-cmcm-high image of a 2.0-cmcm-tall slide. The screen is 290 cmcm from...
Setting up a movie in the park, the projector (object) is placed 50.0 m from the...
Setting up a movie in the park, the projector (object) is placed 50.0 m from the screen. A lens of focal length +15.0 m is set a distance of 20.0 m from the projector. A second lens of focal length +30.0 m must be set at what location so that the image is focused on the screen?
For a particular converging lens, an object a certain distance to the left of the lens...
For a particular converging lens, an object a certain distance to the left of the lens produces a clear image on a a screen a distance 30.2 cm to the right of the lens. When a second lens is placed 15.4 cm to the right of the first lens, the screen has to be moved 18.7 cm to the right of its previous location to produce a clear image. Determine the focal length of the second lens.
How far from a 42.0 mm focal-length lens must an object be placed if its image...
How far from a 42.0 mm focal-length lens must an object be placed if its image is to be magnified 2.90× and be real? What if the image is to be virtual and magnified 2.90×?
A transparent photographic slide is placed in front of a converging lens with a focal length...
A transparent photographic slide is placed in front of a converging lens with a focal length of 2.59 cm. An image of the slide is formed 14.8 cm from the slide. (a) How far is the lens from the slide if the image is real? (Enter your answers from smallest to largest starting with the first answer blank. Enter NONE in any remaining answer blanks.) cm cm (b) How far is the lens from the slide if the image is virtual? (Enter your answers from smallest to largest...