# How Is the Net Electric Field Calculated at a Point in a Square of Charges?

• littlejon
In summary, the problem involves three positively charged particles located at the corners of a square with a diagonally placed particle. The goal is to use Problem-Solving Strategy 26.1 to find the magnitude of the resultant electric field at the empty corner of the square. The equation used is Enet = kq/d^2, where q is the charge of the particles, d is the length of the square's side, and k is the electrostatic constant.
littlejon

## Homework Statement

Learning Goal:[/B]
To practice Problem-Solving Strategy 26.1 for point chargeproblems.
Three positively charged particles, with charges q1=q, q2=2q, and q3=q (where q>0), are located at the corners of a square with sides of length d. The charge q2 is located diagonally from the remaining (empty) corner.

Find the magnitude of the resultant electric field E⃗ net in the empty corner of the square.

A.
Determine the magnitude Enet of the net electric field at point P. Use K for the electrostatic constant.

Enet =

## Homework Equations

kQx/√( x^2+r^2)^3

kq/d^2[/B]

littlejon said:

## The Attempt at a Solution

kq/d^2[/B]
That does not constitute an attempt. I'm sure you can do better.

## 1. What is magnitude and why is it important in science?

Magnitude is a measure of the strength or intensity of a phenomenon or object. In science, it is important because it allows us to compare and quantify the size, energy, or impact of various events or objects.

## 2. How is magnitude determined?

Magnitude is determined through various methods depending on the phenomenon or object being measured. For example, the magnitude of an earthquake is determined using seismographs, while the magnitude of a star is determined through its brightness and distance from Earth.

## 3. What are the different types of magnitude?

There are several types of magnitude, including earthquake magnitude, star magnitude, and geologic magnitude. Earthquake magnitude is measured on the Richter scale, while star magnitude is measured on the apparent magnitude scale. Geologic magnitude is a measure of the size or impact of a geological event, such as a volcanic eruption or meteor impact.

## 4. Can magnitude change over time?

Yes, magnitude can change over time. For example, an earthquake can initially be measured as a certain magnitude, but as more data is collected, the magnitude may be adjusted. Additionally, the magnitude of a star can change as it evolves and goes through different stages of its life cycle.

## 5. How is magnitude used in practical applications?

Magnitude is used in many practical applications, such as predicting the impact of natural disasters, understanding the behavior of stars and other celestial objects, and assessing the potential risk of geological events. It is also used in engineering to design structures that can withstand a certain level of magnitude, such as buildings in earthquake-prone areas.

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