Please help?!?
In figure 20-1, where is the field of each charge the strongest?
The picture shows A. A postive charge with arrows facing out and B. A negative charge with the arrows pointing in.
This is a short answer question, but I don't understand what kind of answer they want.
Can someone help or give me a link to where I can learn about this?
In figure 20-1, the field of each charge is strongest closer to the charge itself. For a positive charge, the field lines radiate outwards (arrows facing out) and the field is strongest closer to the positive charge. For a negative charge, the field lines point inwards (arrows pointing in) and the field is strongest closer to the negative charge.
If you're looking for more information on this topic, you can find resources on electric fields and charges in physics textbooks or online educational websites such as Khan Academy or Physics Classroom.
Of course! Understanding the field strength around charged objects is an important concept in electromagnetism. In this case, as you described, there are two charges shown: a positive charge (A) with arrows facing out and a negative charge (B) with the arrows pointing in.
To determine where the field is strongest for each charge, we need to consider the concept of electric field lines. Electric field lines represent the direction and magnitude of the electric field around a charged object. The density of the field lines indicates the strength of the electric field at different points.
In general, the electric field is strongest where the field lines are closest together, indicating a higher field density. Conversely, the field is weakest where the field lines are farther apart, indicating a lower field density.
In relation to the two charges in figure 20-1, the positive charge (A) has arrows facing out, which means the electric field lines extend away from it. The field is strongest around this positive charge where the field lines are closest together.
On the other hand, the negative charge (B) has arrows pointing in, indicating that the electric field lines are directed towards it. The field is strongest around this negative charge where the field lines are closest together.
To summarize, in figure 20-1, the field of the positive charge (A) is strongest around the positive charge itself, where the field lines are closest together. The field of the negative charge (B) is strongest around the negative charge itself, where the field lines are closest together as well.
If you would like to learn more about electric field strength or any other related topics, I suggest checking out resources such as physics textbooks, online educational websites (e.g., Khan Academy, Physics Classroom), or video tutorials on platforms like YouTube. These resources often provide detailed explanations and examples to help you grasp electromagnetic concepts more effectively.
electric field by definition is the direction a positive charge would go. A is correct. B is correct. Now which is strongest? depends on the size of the charges, and the distance from the charge.
E=kq/r^2