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Both an electric and a magnetic field always exert a non-zero force on an electr

ID: 1410963 • Letter: B

Question

Both an electric and a magnetic field always exert a non-zero force on an electric charge. An electric field only exerts a non-zero force on a moving electric charge. K magnetic field always exerts a nonzero force on an electric charge. An electric field always exerts a nonzero force on an electric charge. A magnetic field exerts a nonzero force on an electric charge moving perpendicular to the magnetic field. An electric field always exerts a nonzero force on an electric charge. A magnetic field does not exert a nonzero force on an electric charge, it can only act on current and magnets.

Explanation / Answer

An electric field always exert a nonzero force on an electric charge. A magnetic field exerts a non zero force on an electric charge moving perpendicular to the magnetic field.                        

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