In a d.c motor,why must the correct to the coil be reversed twice during each rotation
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this is so that current can be induced and especially in a same direction
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to produce electricity
when the armature coil rotates then the galvanometer deflects it shows the current generated in circuit
hope it helps u
arunjenifer17:
but motor does not induce current
ok
report my question once again i will answer correctly
is it ok
ok
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