Question

14. Figure shows an equilateral triangle ABC of side !
carrying currents placed in uniform magnetic field B
normal to its plane as shown. The magnitude of
magnetic force on the triangle is
x
x
x
x
x
x
x
x
x
x
x
x
x
(1) iІВ
(2) 2 ilB
(3) 3 iB
(4) Zero
Magnetic field at the mid-point of the axis of an
15
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Answer 1

hu ijbsrc vjinfd ginbssu bijb