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

Author Question: Identical 8.0-C point charges are positioned on the x axis at x = 1.0 m and released from rest ... (Read 109 times)

APUS57

  • Hero Member
  • *****
  • Posts: 571
on: Jul 28, 2018
Identical 8.0-C point charges are positioned on the x axis at x = 1.0 m and released from rest simultaneously. What is the kinetic energy of either of the charges after it has moved 2.0 m?
 a. 84 mJ
  b. 54 mJ
  c. 96 mJ
  d. 63 mJ
  e. 48 mJ

Question 2

Four identical point charges (+4.0 C) are placed at the corners of a square which has 20-cm sides. How much work is required to assemble this charge arrangement starting with each of the charges a very large distance from any of the other charges?
 a. +2.9 J
  b. +3.9 J
  c. +2.2 J
  d. +4.3 J
  e. +1.9 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brittrenee

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

b


APUS57

  • Member
  • Posts: 571
Reply 2 on: Jul 28, 2018
:D TYSM

mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

There are more bacteria in your mouth than there are people in the world.

(a) Zombies are a common theme in movies. However, (b) the number of zombie movies released each yea (a) Zombies are a common theme in movies. However, (b) the number of zombie movies released each yea
Male tule elk in Point Reyes Male tule elk in Point Reyes
Axis (C2) Axis (C2)
The cradle. Rest your hands on the table, supporting the recipient’s head in your palms. Your ... The cradle. Rest your hands on the table, supporting the recipient’s head in your palms. Your ...
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
A 0.51 m aqueous solution of an unknown solute has a boiling point elevation of 0.62°C. The ... A 0.51 m aqueous solution of an unknown solute has a boiling point elevation of 0.62°C. The ...
Video: Lower Limb Arteries Animation

For a complete list of videos, visit our video library