Please help with all parts of this problem and show all work thank you Problem 3

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Please help with all parts of this problem and show all work thank you

Problem 35.55 Part A A series RLC circuit consists of a 42.0 resistor, a 3.90 mH inductor, and a 420 nF capacitor. It is connected to a 3.0 kHz oscillator with a peak voltage of 4.80 V What is the instantaneous emf E when i = 1? Express your answer with the appropriate units ValueUnits Submit My Answers Give Up Part B What is the instantaneous emf E when i = 0 A and is decreasing? Express your answer with the appropriate units ValueUnits Submit My Answers Give Up Part C What is the instantaneous emf E when i--I? Express your answer with the appropriate units ValueUnits Submit My Answers Give Up

Explanation / Answer

R = 42 ohm

XL = 2 pi f L = 2 x pi x 3 x 10^3 x 3.90 x 10^-3

XL = 73.5 ohm

Xc = 1/ (2 pi f C) = 126.3 ohm

theta = tan^-1(XL-Xc)/R = - 51.5 deg

(A) e = 4.80 cos51.5 = - 3 Volt

(b) e = 4.80 sin51.5 = 3.76 Volt

(c) e = +3 Volt

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