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Subjects
Science CBSE
Class 10
Magnetic effects of electric current
The concepts, laws and applications of magnetic effects
4.
Exercise on magnetic fields
Exercise condition:
2
m.
Select the correct answer
:
1
.
Magnetic field is a quantity that has __________.
either direction or magnitude
both direction and magnitude
magnitude only
direction only
2
.
The relative strength of the magnetic field is related to ___________.
the degree of closeness of the field lines
the length of the lines
the direction of the field lines
none of the above
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