Which of the following will create a magnetic field? Choose allthat apply. Aprot

Question

Which of the following will create a magnetic field? Choose allthat apply.

Aproton that is slowing down from 500 km/h to 400 km/h.
An electron moving in a circle whiletraveling at a constant speed of 20 in/min.
A neutron moving at a constant velocityof 60 mph due north.
An ion that is stationary.
A neutrino that is speeding up from 1000m/s to 1200 m/s. Aproton that is slowing down from 500 km/h to 400 km/h.
An electron moving in a circle whiletraveling at a constant speed of 20 in/min.
A neutron moving at a constant velocityof 60 mph due north.
An ion that is stationary.
A neutrino that is speeding up from 1000m/s to 1200 m/s.

Explanation / Answer

I'm pretty sure your answer would be a), b), and e). All ofthese have some sort of change: change in acceleration or change inthe direction of the force. But don't quote me on that, get clarification or read yourtextbook :)

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