3)S=2*10^-6 m=20 po=8900 L=?
m=po*V=po*L*S L=m/(po*S)=20/(8900*2*10^-6)=1114 м
4) h=0.1*10^-6 m=2*10^-3 po=19300 S=?
S=m/(po*h)=2*10^-3/(19300*0.1*10^-6)=1.04 м^2
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3)S=2*10^-6 m=20 po=8900 L=?
m=po*V=po*L*S L=m/(po*S)=20/(8900*2*10^-6)=1114 м
4) h=0.1*10^-6 m=2*10^-3 po=19300 S=?
S=m/(po*h)=2*10^-3/(19300*0.1*10^-6)=1.04 м^2
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