« previous next »

Author Question: An object that is 4.0 cm tall is placed 15 cm in front of a concave mirror of focal length 20 cm. ... (Read 127 times)

mp14

  • Hero Member
  • *****
  • Posts: 534
on: Jul 29, 2018
An object that is 4.0 cm tall is placed 15 cm in front of a concave mirror of focal length 20 cm. (a) Where is the image formed and how far is it from the mirror? (b) How tall is the image?
 
  What will be an ideal response?

Question 2

An object that is 3.4 mm tall is placed 25 cm from the vertex of a convex spherical mirror. The radius of curvature of the mirror has magnitude 73 cm.
 
  (a) How far is the image from the vertex of the mirror?
  (b) What is the height of the image?


ergserg

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 29, 2018
Answer to Question 1

(a) 60 cm behind the mirror (b) 16 cm

Answer to Question 2

(a) 15 cm (b) 2.0 mm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

mp14

  • Hero Member
  • *****
  • Posts: 534
Reply #2 on: Jul 29, 2018
Thank you!


ergserg

  • Sr. Member
  • ****
  • Posts: 338
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

An adult male killer whale with its characteristic tall dorsal fin swims in the waters near Tysfjord An adult male killer whale with its characteristic tall dorsal fin swims in the waters near Tysfjord
Andromeda as depicted in Urania's Mirror, set of constellation cards published in London c.1825 Andromeda as depicted in Urania's Mirror, set of constellation cards published in London c.1825
Mirror Box Therapy Compared to Mental Visualization and a Control Condition Mirror Box Therapy Compared to Mental Visualization and a Control Condition
The metric system specifies fasteners by diameter, length, and pitch. The metric system specifies fasteners by diameter, length, and pitch.
The monohybrid cross between tall and dwarf pea plants The monohybrid cross between tall and dwarf pea plants
Video: Protein catabolism (Krebs cycle) and Protein anabolism (protein synthesis)

For a complete list of videos, visit our video library