9 - Magnetic fields

Question 1

Magnetic field

Answer 1

A region in which a magnet, a wire carrying a current or a moving charge experiences a force

Question 2

Magnetic flux

Answer 2

number of magnetic field lines passing normally to a given area. unit - weber

Question 3

Magnetic flux density

Answer 3

Force acting per unit current on unit length of conductor placed at right angles to the magnetic field

Question 4

1 Tesla

Answer 4

Magnetic field producing a force on 1N/m on a wire carrying current of 1A normal to the field.

Question 5

Charge to mass ratio

Answer 5

Specific charge on the electron