Questions
An AC rms voltage of 2 V having a frequency of 50 kHz is applied to a condenser of capacity of 10 μF. The maximum value of the magnetic field between the plates of the condenser, if the radius of plate is 10 cm is
detailed solution
Correct option is C
i0=V0XC =2VrmsXC =2Vrms1ωc =2Vrms ω c =2 x 2 x 2π x 50 x 103 x 10 x 10-6 =2π2 Amp∮ B¯.dl¯=μ0i0B.2πR=μ0i0 ; B.2π 10-1=4π x 10-7×2π2B=42π μTTalk to our academic expert!
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Find the value of magnetic field between plates of capacitor at a distance 1 m from centre, where electric field varies by 1010 V/m per second.
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