An armature coil consists of 30 turns of wire, each of area A = 0.05 m2 and total resistance of 10 . It rotates in a magnetic field of 0.15T at a constant frequency of ( frac {140}{ pi } ) Hz. Determine the value of maximum induced emf produced in the coil.

An armature coil consists of 30 turns of wire, each of area A = 0.05 m

1.	An armature coil consists of 30 turns of wire, each of area A = 0.05 m² and total resistance of 10 . It rotates in a magnetic field of 0.15T at a constant frequency of ( frac {140}{ pi } ) Hz. Determine the value of maximum induced emf produced in the coil.
A.	1 V
B.	500 V
C.	63 V
D.	43 V
Answer» D. 43 V

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An armature coil consists of 30 turns of wire, each of area A = 0.05 m2 and total resistance of 10 . It rotates in a magnetic field of 0.15T at a constant frequency of ( frac {140}{ pi } ) Hz. Determine the value of maximum induced emf produced in the coil.

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An armature coil consists of 30 turns of wire, each of area A = 0.05 m² and total resistance of 10 . It rotates in a magnetic field of 0.15T at a constant frequency of ( frac {140}{ pi } ) Hz. Determine the value of maximum induced emf produced in the coil.