All Questions
7
questions
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Length of helix in one time period [closed]
How to find the length of a helix in one time period?
In the case of a particle suspended at the origin and a magnetic field along the $y$ axis we know that the time period will be equal to $2\pi/aB$ ...
- 11
1
vote
1
answer
399
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What was Faraday's experiment's of induction?
I'm searching about the experiments, which Faraday has done in order to discover the electromagnetic induction phenomenon. I didn't find what I need on google scholar nor google books. Can you ...
- 13
0
votes
1
answer
271
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Electromagnetic Induction experiment with solenoid
The experiment is as follows
A solenoid is connected to a galvanometer and a magnetised iron rod is passed through it. (the apparatus is not ideal, and there is no zero error in the galvanometer)
I ...
0
votes
1
answer
145
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Creating a temporary magnet using a simple method
Was just wondering if someone could clarify this situation:
When I take a Allen wrench and let it come in contact with an iron nail nothing happens. Not really surprising. None of the objects are ...
user250768
2
votes
1
answer
3k
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Experiment: Magnet falling in a copper/aluminum pipe
We know that when we release a magnet in conducting pipe (aluminum, copper, etc..) it will be subjected to a magnetic force induced by the induced current. This magnetic field will be created in a ...
user238989
1
vote
1
answer
64
views
eddy currents to heat reinforcing steel
The latest cook tops heat iron pans using high frequency circuits. IS it possible to do this with construction reinforcing steel also known as rebar) used in concrete slabs? I put rebar on a cook top ...
- 11
1
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0
answers
187
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Lab experiment: hysteresis disappears, reappears and then disappears again. How?
In my college laboratory we were assigned an experiment to measure the hysteresis curves of a certain ferromagnetic material at different temperatures. Sounds simple, right? Well, the block of Monel ...
