Find the value of magnetic field 2
3.
in møgnetic n
Whicn
30
A conducting circular of radius a connoctOd to two
straight wires Tho straight carry current i
st,own in figure Find tho magnetic field B at tho contro of
A wire is bent in the form of an equilateral triangle POR of side 10
50 A. 't is placed in a magnetic field B of maqnitudo 20 T directed
plane of the loop. Find the forces on the three Sides of the triangle.
A square loop PORS carrying a current of 60 A is placed near a
long wire carrying 10 A as shown in the figure, (a) Show that the
magnetic force acting on the part PO is equal and opposite to
that on the part RS_ (b) Find the magnetic force On the square
loop.
9
64
1 cm
10
4.
Given figure shows two long parallel wres P 8 0 separated
by a distance of 40 cm and carrying equal currents of 100 A
along opposite directions Find the magnitude of the
magnetic field B at the points A,. A, and A1
cmAa A,
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