bombowiec o masie 20000kg porusza się z v=600m/s na wysokości 1000m .oblicz jego energię całkowitą
m=20000 kgv=600m/sh=1000mE = Ek + EpE = mv^2/2 + mgh = m(v^2/2 + gh) = 20000kg *(180000 +10000) = 3,8 * 10^8 J
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m=20000 kg
v=600m/s
h=1000m
E = Ek + Ep
E = mv^2/2 + mgh = m(v^2/2 + gh) = 20000kg *(180000 +10000) = 3,8 * 10^8 J