HomeworkLib
Question

How far from −56.0-mm-focal-length lens must an object be placed if its image is to be...

How far from −56.0-mm-focal-length lens must an object be placed if its image is to be magnified 2.50× and be real? Follow the sign conventions.
[Hint: Consider real objects and virtual objects (formed by some other piece of optics).]

science   physics   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

-ve sign implies that the object is virtual.

0 0
Add a comment
Know the answer?
Add Answer to:
How far from −56.0-mm-focal-length lens must an object be placed if its image is to be...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • Part A How far from a 53.0-mm-focal-length lens must an object be placed if its image...

    Part A How far from a 53.0-mm-focal-length lens must an object be placed if its image is to be magnified 1.50× and be real? Express your answer to three significant figures and include the appropriate units. Part B How far from a 53.0-mm-focal-length lens must an object be placed if its image is to be magnified 1.50× and be virtual? Express your answer to three significant figures and include the appropriate units.

  • Part A How far from a 30.0 −mm -focal-length lens must an object be placed if...

    Part A How far from a 30.0 −mm -focal-length lens must an object be placed if its image is to be magnified 3.00 × and be real? Part B What if the image is to be virtual and magnified 3.00×?

  • Part A How far from a 47.0-mm-focal-length lens must an object be placed if its image...

    Part A How far from a 47.0-mm-focal-length lens must an object be placed if its image is to be magnified 1.50× and be real? Express your answer to three significant figures and include the appropriate units. Part A How far from a 47.0-mm-focal-length lens must an object be placed if its image is to be magnified 1.50× and be real? Express your answer to three significant figures and include the appropriate units.

  • The focal length of a lens is 54.8 mm. (a) If the image of a candle...

    The focal length of a lens is 54.8 mm. (a) If the image of a candle created by this lens is magnified by 2.48x and real, what is the distance between the lens and the candle? mm (b) If the image is to be magnified by 2.48x, but virtual, what is the distance between the lens and the candle? mm

  • A 2.0 cm tall object is placed 10.0 cm in front of converging lens of focal...

    A 2.0 cm tall object is placed 10.0 cm in front of converging lens of focal length 8 cm. What can you say about the image formed by the lens? de the image is real, magnified and inverted the image is virtual, diminished and inverted O the image is virtual, magnified and upright the image is real, magnified and upright the image is real, diminished and inverted

  • An object is placed to the right of a converging lens and an image is formed...

    An object is placed to the right of a converging lens and an image is formed to the left of the lens. lens object image 1) Following the standard sign convention for the lens equation 5 + 5 = }, the image distance is: positive negative Submit 2) The image is: real virtual Submit 3) For this lens, the sign of the focal length is: positive negative Submit Help 4) An object is placed to the left of a converging...

  • If an object is placed very far from a lens with a focal length of 879.3...

    If an object is placed very far from a lens with a focal length of 879.3 cm, at what distance from the lens is the image formed?

  • A sharp image is located 391 mm behind a 235-mm-focal-length converging lens. Find the object distance....

    A sharp image is located 391 mm behind a 235-mm-focal-length converging lens. Find the object distance. Follow the sign conventions.

  • ASAP please. 3. An object is placed at 10 cm from a thin converging lens of...

    ASAP please. 3. An object is placed at 10 cm from a thin converging lens of focal length f. Its image is formed 30 cm from the lens on the same side as the object. (20 points) (a) What is the focal length? (4 points) (b) What are the magnification of the image, the orientation of the image (upright/inveredy (2+2 (c what kind ofimage is formed (reduced/magnified, real/virtual, and uprigh?1nvertedy? (2+2 (d) If the lens is replaced by a thin...

  • Consider a converging lens whose focal length is 6.95 cm. An object is placed on the...

    Consider a converging lens whose focal length is 6.95 cm. An object is placed on the axis of the lens at a distance of 13.5 cm from the lens. How far is the object's image from the lens? image distance:   cm If it can be determined, is the image real or virtual? cannot be determined real virtual If it can be determined, is the image upright or inverted with respect to the object? cannot be determined inverted upright

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT