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ile Edit View History Bookmarks Tools Window Help my.CSMD.edu XMcGraw-Hill Campus - PHY-10 X Ch 21 HW Assignment ????ezto.mheducation.com/hm.tpx connect. | PHYSICS Assignment Question 3 (of 8) value 10.00 points Question A 0.400 pF capacitor is connected across the terminals of a variable frequency oscillator. (a) What is the frequency when the reactance is 6.20 k2? Assistance View Hint View Quest Show Me Guided Sol Hz (b) Find the reactance for half of that same frequency. k2 Print Question He Report a Pro References eBook & Resources

Explanation / Answer

C = 0.40 x 10^-6 F

(A) Xc = 1 / (2 pi f C)

6.20 x 10^3 = 1 / (2 x pi x f x 0.40 x 10^-6)

f = 64.2 Hz ...........Ans

(B) when f' = f/2 then Xc' = 2 Xc

Xc = 12.4 k Ohm ........Ans

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