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Mathematics
Problem
A straight conductor of fixed length carrying a constant current is placed in a uniform magnetic field. At which angle between the current direction and the magnetic field will the conductor experience zero magnetic force? a)
90
∘
90^{\circ}
9
0
∘
b)
30
∘
30^{\circ}
3
0
∘
c)
0
∘
0^{\circ}
0
∘
d)
45
∘
45^{\circ}
4
5
∘
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