4) AT&T; 4G 10:52 AM 89% flipitphysics.com Now a conductor is inserted into the

Question

4)

AT&T; 4G 10:52 AM 89% flipitphysics.com Now a conductor is inserted into the capacitor. The thickness of the conductor is 1/3 the thickness of the capacitor and is centered in between th plates of the capacitor. +Q What is the charge on the plates of the capacitor? 9.45E-5 Your submist 9.45E-5 Computed value: 9.45-5Submittedt Thursday, January 28 at 11:54 A Your answer has been judged correct; the exact answer is: 94x10' What is the capacitance of the capacitor with the conductor in place? 45E-6 4 What is the energy stored in the capacitor with the conductor in place? 0.0019845 Your submis:9.92E 4 X Computed value: 9.92-4Submittedt Friday, January 29 at 10:43 AN Copyright © 2016 Freeman worth Publishers-a division of Macmillan Learning About I Tech Supporti Find Your Local Sales Rep I Terms Of Use Privacy Policy

Explanation / Answer

E = 1/2QV

But q=cv

So v = q/c

E= 1/2 q2/c

= (94*10^-6)2 /2*4.5*10^-6

= 9.82*10^-4 j

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