Physics Homework Solutions

EM problem

Please provide a complete and detailed solutiong to t he following problem. A point dipole p is embedded at the center of a sphere of linear dielectric material... Find the electric potential inside and outside the sphere. Please see attached.

Electromagnetic Waves and Maxwell's Equations

1. Explain how the wave equation arises out of Maxwell's Equations. Relate your discussion to the following simulation of an electromagnetic wave: Electromagnetic wave 2. Explain the effect of the speed of light on electromagnetic waves. 3. Explain how you could find the frequency of ...continues

How To understand how electric field intensity due to an infinite plane of charges is constant at all points.

Electic intensity due to an infinitely charged plane is charge density/2.permittivity and it is independent of distance .Explain.

Magnetizing Force

A) What change in magnetizing force is required to decrease the flux density of magnetic material from a saturation in the positive direction to zero. B) Also same question, however magnetic force is required to reverse the direction of the magnetic fieldfrom saturation in the positive direction in the direction to saturation ...continues

Direction of an antenna of a radio transistor

The antenna of a radio transistor is held vertical always.How is this related with properties of an electromagnetic waves?

Its an electromagnetism question that i want the workings and answer to ...

Question: For an accelerating voltage of 900 V calculate the time taken for an electron to reach the anode after being accelerated from rest (u=0) at the cathode of a CRT. Anode-cathode separation is 1cm. I am looking for the working's out for this problem and the answer.

Electromagnetism question?

Question: A wire carrying a current of 100 A due west is suspended between two towers 50 metres apart. The lines of force of the Earth's magnetic field enter the ground there in a northerly direction at a 45 degree angle; the magnitude of the field is (5 mulitplied by 10`5 T). Find the magnitude and direction of the force on the ...continues

Static Magnetic Field - Flux

In the attachment titled "Box Question" are questions for the 2nd attachment, titled "The Box".

Static Magnetic Field Theory

The value of the angle on the attachment is 45 degrees, find the speed of the negatively charged particle if the flux, density of 0.8 Wb/m^2 and the particle has a charge of 4.8 x 10^ -15 C. The force exerted on the charged particle is 7.5 x 10^ -12 N. (See attached file for full problem description)

Static Magnetic Field Theory

Q 1) What is the flux density of the current loop in the plane of the loop on the attachment? 1) 1.68 x 10^ -5Wb/m^2 2) 2.36 x 10^ -5 Wb/m^2 3) 1.68 x 10^ -4 Wb/m^2 4) 2.36 x 10^ -4 wb/m^2 5) 2.87 x 10 wb/m^2 6) None of the above Q2) What is the value of the total flux threading the loop? 1) ...continues

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