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Find the flux contained by the material when the flux density is 11.7 Tesla and the area is 2 units.

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in Electromagnetic Theory by (188k points)
Find the flux contained by the material when the flux density is 11.7 Tesla and the area is 2 units.

(a) 23.4

(b) 12.3

(c) 32.4

(d) 21.3

This question was posed to me in exam.

My enquiry is from Magnetic Field Density topic in division Magnetostics of Electromagnetic Theory

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Best answer
The correct option is (a) 23.4

The best explanation: The total flux is given by φ = ∫ B.ds, where ∫ds is the area. Thus φ = BA. We get φ = 11.7 x 2 = 23.4 units.

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