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pantera1 [17]
3 years ago
15

A circular copper disk of diameter D=10 cm rotates at frequency =1800 rev/min about an axis through its center and at right angl

es to the disk. A uniform magnetic field B of 10,000 gauss is perpendicular to the disk. What potential difference e develops between the axis of the disk and its rim? Express your answers in terms of variables first and then plug in numbers afterword
Computers and Technology
1 answer:
MAXImum [283]3 years ago
7 0

Answer:

Induced current is 0.226 A

Explanation:

To calculate potential difference we have

E =1/2Bomega*r2 =1/2*1*1800*3.14*0.05=141.3

putting values we get

the p.d is 141.3

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