m*V2^2-mV1^2=q*(ф2-ф1)
V2=sqrt((2*q*(ф2-ф1)+m*V1^2)/m)=sqrt(2*1,6*10^-19*(175-150)+9,1*10^-31*25*10^10/9,1*10^-31)=3*10^6 м/с
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m*V2^2-mV1^2=q*(ф2-ф1)
V2=sqrt((2*q*(ф2-ф1)+m*V1^2)/m)=sqrt(2*1,6*10^-19*(175-150)+9,1*10^-31*25*10^10/9,1*10^-31)=3*10^6 м/с