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Image for 9. (a) Calculate the reactance (XL) and ruts current in a 36.0 mH radio coil connected to o 250-V(rms), 33.3 k All work needed
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Answer #1

(a) Reactance X = w L
w = 2*pi*f = 2*pi* 33300

so X = 2*pi*33300*0.036 =7.53 * 103 ohms

And I = V(rms)/X = 250/7.53 * 103 = 0.033 A

(b) Reactance Xc = 1/wC =1/(2*pi*660*0.086*10-6) =2804 ohm

and rms current =22000/2804=7.85 A

peak current= 7.85*1.414=11.10 A

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