E=(mV²)/2=(50*40000²)/2=(5*16*10⁹)/2=4*10¹⁰(Дж)
W=q^2/2*C=(15*10^-9)^2/2*3*10^-12=37,5*10^-6 Дж
U=120B
R=R1+R2,3+R4,5+R6=1+1.2+2.22+6=10.42