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A solenoid of radius r = 1.25 cm and length ℓ = 32.0 cm has 295 turns and carries 12.0 A. PLEASE DISREGARD FIGURE (b)A solenoid of radius r = 1.25 cm and length t = 32.0 cm has 295 turns and carries 12.0 A. PLEASE DISREGARD FIGURE (b). AAAA (

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Answer #1

V 0 = flux = 10—1 * Area

flur = 4*7 * 10-7* * 12 * 7 * 0.052 = 109.18 Wb 0.32

Magnetic field inside solenoid = 295 MOI -7 = 4* 7 * 10-* * 12 = 0.0139 T

> when you calculate the flux, calculate the area of the solenoid, which makes the area = pi*0.0125^2.
making the flux = (4*pi*10^-7 * 295/0.32 *12)(pi*0.0125^2) = 6.7 µWb

Arwa L Mon, Nov 15, 2021 8:19 AM

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