11 Answered Questions for the topic Magnetic Field

Magnetic Field Physics Magnetism

04/07/20

Which one of the following statements best explains why a constant magnetic field can do no work on a moving charged particle?

Which one of the following statements bestexplains why a constant magnetic field can do no work on a moving charged particle?A) The magnetic field is conservative.B) The magnetic force is a... more

02/10/18

physics magnetism

An electron travels at a constant speed of 3.40 × 106 m/s towards the left of this page. It then enters a uniform magnetic field and experiences a maximum force of 4.65 × 10-8 N that points towards... more

08/17/17

Electromagnetic field strength:

Electromagnetic field strength:Let's say I have 2 electromagnets both emitting fields and can be turned on and off. One is stationary and the other is attached to a (to hopefully make it easier as... more
Magnetic Field

04/27/17

What is the equation that relates electric potential (voltage) to electric field?

This question is simply asking for the equation
Magnetic Field

11/13/16

with the decrease of current in primary coil from 1 A to zero in 10^-3 sec emf generated in the secondary coil is 100 V Find mutual inductance

With the decrease of current in primary coil from 1 A to zero in 10-3 seconds, emf generated in the secondary coil is 100 V, Find mutual inductance?
Magnetic Field Physics Magnetism Charge

09/27/16

Moving Charges & Magnetism

A proton of energy 8ev moving circular path in uniform magnetic field.the energy of an Alfa particle moving in same mag field and along same path will be?
Magnetic Field

08/31/16

value of magnetic field

A particle of mass m and charge q is dropped  from a height h . In whole space there exists a constant magnetic field B inside the plane . prove that the value of B in tesla should be 2 such that... more
Magnetic Field

08/10/16

magnetic field

From a cylinder of radius r , a cylinder of radius r/2 is removed . Current flowing through the remaining cylinder is I . Then why the magnetuc field inside the cavity is constant
Magnetic Field Electromagnetism Magnetism

01/01/16

An electron and proton moving with the same velocity enter a uniform magnetic field. which one of them experiences more force?

An electron and proton moving with the same velocity enter a uniform magnetic field. which one of them experiences more force?
Magnetic Field Physics

06/09/15

physics help needed please..

A boat is moving due east where the earths magnetic field is 5.0 X (10 ^-5 ) N/Am due north and horizontal .The boat carries a vertical aerial 2 metres long. if the speed of the boat is 1.5 m/s.... more

08/14/14

Faradays Law Induced Voltage

I'm looking for an example with answer and reasoning dealing with Faraday's Law for a Physics 2 lab.   The best example would be dealing with a magnet facing north and south. The equation he has... more

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