Question

15
(i) What is the direction of magnetic
field lines outside a bar-magnet?
(ii) The magnetic field lines in a given
region are getting crowded. What
does it indicate?
(iii) Under what condition does a
moving charge experience maximum
force
(3 Points)​

Answer 1

Answer:

I)from north to south

2)it indicates strongness of magnetic field

3)when charged particle moved perpendicular to magnetic field....F=BqVsintetha

Answer 2

Answer:

Magnetic field lines are defined to have the direction that a small compass points when placed at a location. (a) If small compasses are used to map the magnetic field around a bar magnet, they will point in the directions shown: away from the north pole of the magnet, toward the south pole of the magnet