Question

The
magnetic
circuit
of
Fig
.
5.7
has
a
cast
steel
core
with
dimensions
as
shown
.
It
is
required
to
establish
a
flux
of
0.8
m
Wb
in
the
air
gap
of
the
central
limb
.
Determine
the
mmf
of
the
exciting
coil
,
if
for
the
core
material
ly
Example 5.2
= o. Neglect fringing.
Mean flux paths
3
02
1 cm x 1 cm
-01
2 cm
0.02 cm
0.025 cm
0.02 cm
(3)
B
2
1 cm x 1 cm
Fig. 5.7​

Answer 1

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Answer 2

Answer:

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