дано V=300 М\с k=0,05 Δt- ?
Q=k*E
сmΔt=mV²*k\2
Δt=300*300*0,05\2*140=18,75C
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дано V=300 М\с k=0,05 Δt- ?
Q=k*E
сmΔt=mV²*k\2
Δt=300*300*0,05\2*140=18,75C