Question

People Window Help G A moto x 97811 x mm 2019-2 x G diametx G speed x + vsics/cgi-bin/HwMScript.exe?hwid=12 0 0 Problem 5 Attempt 5 A simple generator has a 400 loop square coil 12.0 cm on a side. How fast (in rev/s) must it turn in a 0.260 T Field to produce a 120 V peak output? Enter your response here: Submit Reset Return to Problem Selection Sign Out IMG_0381.jpg Show All X

Answer 1

Solution)

Here,

Emf produced,

ε = N B Aω

So,

ω = ε / N B A

= 120 V/(400)(0.26T)(0.12m)^2

= 80.12 rad /s

Now,

Converting in rev /s

We have,

Speed=80.12 rad / s / 2π

= 12.75 rev /s

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