how can i plot different curves when both are variables ?
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v= 5:2.5:40; m= 191:10:271; kinetic energy = 0.5 * m*v that i want to plot KE for different mass values.
回答（1 个）
Kodavati Mahendra
2018-6-7
v= 5:2.5:40;
m= 191:10:271;
for i=1:length(m)
KE(i,:) = 0.5*m(i).*v;
end
plot(m,KE);
legend(string(v));
xlabel('m')
ylabel('KE')
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2018-6-7
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