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02-09-2015
Physics

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A circle in the xy-plane has diameter 9.8 cm. A magnetic field of strength 3.4 T is oriented at an angle of 23° to the z-axis, a line that is perpendicular to the xy-plane. What is the magnetic flux through the circle?

0.26 Wb
0.98 Wb
0.024 Wb
0.47 Wb

Respuesta :

TopperQueen TopperQueen

03-09-2015

Let the area vector point along the z-axis:
Flux = B.A = B*cos(23)*pi*r^2

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