Torque on an atom due to two infinite lines of charge

In summary, torque on an atom is a measure of rotational force caused by an external electric field. It can be calculated using τ = r x F, where r is the distance from the atom to the point where the force is applied and F is the magnitude of the force. Two infinite lines of charge will create an electric field that exerts a torque on the atom, with the direction and magnitude depending on the atom's orientation and location relative to the lines of charge. The distance between the lines of charge affects the torque on the atom, with a closer distance resulting in a stronger electric field and greater torque. The torque can be canceled out by placing the atom at a specific location and orientation between the lines of charge, known as the equilibrium
  • #1
nfepow
3
0
New poster has been reminded to show the Relevant Equations and their work on the solution
Homework Statement
Two infinite lines of charges are parallel with a distance d=10cm between them. An atom with magnetic moment mu=9.27*10^-24 J/T is oriented with an angle 45 degree with respect to the x axis and is placed between the two lines. Line one has charge I1=3 A and line two has I2=10 A. Calculate the torque on the atom in the x direction in the magnetic field the two lines create.
A) 1.84*10^-28
B) 2.41*10^-28
C) 3.41*10^-28
D) -1.84*10^-28
E) -2.41*10^-28
F) -3.41*10^-28
Relevant Equations
Not given any
Hope someone can help!
 
Physics news on Phys.org
  • #3
nfepow said:
Relevant Equations:: Not given any

I think you will find that there are relevant equations in your textbook. You're asked to find a force. On what due to what? What equations are relevant to the force between those sorts of things?
 

1. What is torque on an atom due to two infinite lines of charge?

The torque on an atom due to two infinite lines of charge is the rotational force experienced by the atom when placed in an electric field created by two infinitely long charged lines.

2. How is torque on an atom due to two infinite lines of charge calculated?

The torque on an atom due to two infinite lines of charge can be calculated using the formula: T = qErsinθ, where T is the torque, q is the charge of the atom, E is the electric field strength, r is the distance from the atom to the line of charge, and θ is the angle between the line of charge and the direction of the electric field.

3. What factors affect the torque on an atom due to two infinite lines of charge?

The torque on an atom due to two infinite lines of charge is affected by the strength of the electric field, the distance between the atom and the lines of charge, the charge of the atom, and the angle between the lines of charge and the direction of the electric field.

4. How does the direction of the torque on an atom due to two infinite lines of charge change?

The direction of the torque on an atom due to two infinite lines of charge changes depending on the direction of the electric field and the angle between the lines of charge and the direction of the electric field. If the angle is 90 degrees, the torque will be maximum and if the angle is 0 degrees, the torque will be zero.

5. Can the torque on an atom due to two infinite lines of charge be negative?

Yes, the torque on an atom due to two infinite lines of charge can be negative. This means that the rotational force experienced by the atom is in the opposite direction of the electric field. This can happen when the angle between the lines of charge and the direction of the electric field is greater than 90 degrees.

Similar threads

Frequency & Wavelength of a Vibrating Wire
    • Introductory Physics Homework Help
Replies
5
Views
489
Finding electric potential of an infinite line charge at z axis
    • Introductory Physics Homework Help
2
Replies
64
Views
2K
Calculation of torque and force on magnetic dipole near infinite wire
    • Introductory Physics Homework Help
Replies
3
Views
204
Find the electric field of a long line charge at a radial distance
    • Introductory Physics Homework Help
Replies
1
Views
787
Derivation Of Torque On Current Loop Due To Uniform Magnetic Field
    • Introductory Physics Homework Help
Replies
4
Views
334
Charge on inner/outer surfaces of two large parallel conducting plates
    • Introductory Physics Homework Help
Replies
11
Views
393
Rotation and torque about an accelerating point
    • Introductory Physics Homework Help
Replies
6
Views
873
Confused on whether this counts as an external torque
    • Introductory Physics Homework Help
Replies
4
Views
428
Charge Density on a Conductive Slab
    • Introductory Physics Homework Help
Replies
1
Views
2K
Discontinuity in an Electric line of force
    • Introductory Physics Homework Help
Replies
12
Views
1K

Hot Threads

Recent Insights

Back
Top