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

Author Question: When two point charges are 2.0 cm apart, each one experiences a 1.0-N electric force due to the ... (Read 29 times)

jeatrice

  • Hero Member
  • *****
  • Posts: 543
on: Jul 29, 2018
When two point charges are 2.0 cm apart, each one experiences a 1.0-N electric force due to the other charge. If they are moved to a new separation of 8.0 cm, the electric force on each of them is closest to
 
  A) 16 N. B) 0.063 N. C) 1.0 N. D) 4.0 N. E) 0.25 N.

Question 2

A person is nearsighted with a far point of 75.0 cm. (a) What focal length contact lens is needed to give him normal vision? (b) What is the power of the corrective lens?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yotaSR5

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

(a) -75.0 cm (b) -1.33 diopters


jeatrice

  • Member
  • Posts: 543
Reply 2 on: Jul 29, 2018
Wow, this really help

phuda

  • Member
  • Posts: 348
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Traction is the application of a pulling force to maintain bone alignment during fracture healing. D Traction is the application of a pulling force to maintain bone alignment during fracture healing. D
One-point linear perspective. One-point linear perspective.
An electric sphygmomanometer. An electric sphygmomanometer.
Drag Force in a Climb Drag Force in a Climb
The slope of the curve y = ax^3 - bx^2 + cx - 3 at x = 2 is 5. If the point of inflection of the cur The slope of the curve y = ax^3 - bx^2 + cx - 3 at x = 2 is 5. If the point of inflection of the cur
Constructing a Three-Point Recombination Map Constructing a Three-Point Recombination Map
Video: Cavernous Sinus Larynx Middle Ear Orbit: Granulesm Animation

For a complete list of videos, visit our video library