58CHAPTER 16 16.45The capacitance of this parallel plate capacitor is ( )()62212021.010 mC8.8510N m800 mACd−×=∈=×=⋅81.110F−×With an electric field strength of 6 3.010N CE=×and a plate separation of d, the potential difference between plates is 800 m=( )693.010 V m800 m2.410 VVEd∆= =×=×Thus, the energy available for release in a lightning strike is 2890F2.4−××2111.1122WCV=∆=103.210J16.46The energy transferred to the water is ( )( )8750.0 C1.002.5010 J1002200WQV×=∆==×vWmcT L+Thus, if mis the mass of water boiled away, becomes 72.50418m×=6J100 C30.0 C2.2610 J kgkgC°−°+×⋅°giving 72.50
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This note was uploaded on 12/09/2011 for the course PHYS 2020 taught by Professor Staff during the Fall '10 term at FIU.