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

Author Question: A plane convex lens is made of glass (n = 1.5) with one flat surface and the other having a radius ... (Read 122 times)

HudsonKB16

  • Hero Member
  • *****
  • Posts: 535
on: Jul 28, 2018
A plane convex lens is made of glass (n = 1.5) with one flat surface and the other having a radius of 20 cm. What is the focal length (in cm) of the lens?
 a. 20
  b. 30
  c. 40
  d. 10
  e. 50

Question 2

A fish is 80 cm below the surface of a pond. What is the apparent depth (in cm) when viewed from a position almost directly above the fish? (For water, n = 1.33.)
 a. 50
  b. 60
  c. 40
  d. 70
  e. 110


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sultansheikh

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

B


HudsonKB16

  • Member
  • Posts: 535
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

epscape

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

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

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap Dred Scott and his wife and children are featured on the cover of Frank Leslie’s Illustrated Newspap
Taste receptors, taste buds, and papillae on the surface of the tongue. Two sizes of papillae are ... Taste receptors, taste buds, and papillae on the surface of the tongue. Two sizes of papillae are ...
By age 45 or 50, nearly everyone needs glass especially for reading By age 45 or 50, nearly everyone needs glass especially for reading
Chart showing average yearly dose of radiation from natural and human-made sources Chart showing average yearly dose of radiation from natural and human-made sources
A 5.0-m radius playground merry-go-round with a moment of inertia of 2000 kg ∙ m2 is rotating ... A 5.0-m radius playground merry-go-round with a moment of inertia of 2000 kg ∙ m2 is rotating ...
Video: TRH/TSH/Thyroid hormone

For a complete list of videos, visit our video library