Question

What is magnetic field??

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Answer 1

Answer:

hi

Explanation:

Data for small areas may be available, assumimg satisfactory response rates are achieved.

Data for sub-populations may be available, assumimg satisfactory response rates are achieved.

(Because of the above reasons) detailed cross-tabulations may be possible.

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Answer 2

Answer:

Magnetic fields force moving electrically charged particles in a circular or helical path. This force—exerted on electric currents in wires in a magnetic field—underlies the operation of electric motors. (For more information about magnetic fields, see magnetism.