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A uniformly charged conducting sphere of 2.4 m diameter has a surface charge density of 80.0muC//m^(2). a. Find the charge on the sphere. b. What is the total electric flux leaving the surface of the sphere? |
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Answer» Solution :`R=(2.4)/(2)=1.2m""sigma=80muC m^(-2)=80 XX 10^(-6) Cm^(-2)` a. `sigma=q/(4pi r^(2), q=sigma xx 4pir^(2) =80 xx 10^(-6) xx 4 xx 3.14 xx (1.2)^(2)=1.45 xx 10^(-2)C=1.45mC` b. `phi=q/epsi_(0) =(1.45 xx 10^(-3))/(8.85 xx 10^(-12)) =1.64 xx 10^(6) NM^(2) C^(-2)` |
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