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

Author Question: A charge of +2 C is at the origin. When charge Q is placed at 2 m along the positive x axis, the ... (Read 147 times)

student77

  • Hero Member
  • *****
  • Posts: 567
on: Jul 28, 2018

A charge of +2 C is at the origin. When charge Q is placed at 2 m along the positive x axis, the electric field at 2 m along the negative x axis becomes zero. What is the value of Q?
   


   
  a.
  3 C
   
  b.
  6 C
   
  c.
  7 C
   
  d.
  8 C

Question 2

Two charges, +Q and Q, are located two meters apart and there is a point along the line that is equidistant from the two charges as indicated. Which vector best represents the direction of the electric field at that point?
   


   
  a.
  Vector EA
   
  b.
  Vector EB
   
  c.
  Vector EC
   
  d.
  The electric field at that point is zero.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sokh

  • Sr. Member
  • ****
  • Posts: 357
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

a


student77

  • Member
  • Posts: 567
Reply 2 on: Jul 28, 2018
Excellent

samiel-sayed

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

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

(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive (A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Number of positive, negative, and neutral images recalled by younger, middle-age, and older adults. ... Number of positive, negative, and neutral images recalled by younger, middle-age, and older adults. ...
Take Charge of Your Blood Pressure! Take Charge of Your Blood Pressure!
The xy plane is painted with a uniform surface charge density which is equal to 40 nC/m2 . ... The xy plane is painted with a uniform surface charge density which is equal to 40 nC/m2 . ...
Both Chvostek sign, A, and Trousseau sign, when positive, B Both Chvostek sign, A, and Trousseau sign, when positive, B
The hypothalamic–pituitary–adrenal axis The hypothalamic–pituitary–adrenal axis
Video: Properties of water -structure of water and polarity (Ionized and polar compounds)

For a complete list of videos, visit our video library