What is flux through the hoop

Reference no: EM138954

Q1. A hula hoop of radius 1.0m is in a uniform electric field with magnitude 1.4 X 10^2 N/C. its normal is parallel to the field. What is flux through the hoop?

Q2. A 430 microF capacitor is charged to 245 V. after that a wire is connected between the plates. How many joules of thermal energy are produced as capacitor discharges if all of the energy that was stored goes into heating the wire?

Reference no: EM138954

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