Physics > 2004 > 30
JAMB UTME
A generator-manufacturing company was contracted to produce an a.c.dynamo but inadvertently produced a d.c. dynamo.
To correct this error, the
To correct this error, the
A.
commutator should be replaced with slip rings
B.
commutator should be replaced with split rings
C.
Armature coil should be made of aluminium
D.
Armature coil should be made of silver
Answer: A
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