dik m = 1000 kg,v = 50km/jam,g=10 m/s, h= 2 km.
a. Ep =m.g.h
=1000.10.2
=20.000
b. Ek= 1/2.m.v2(kuadrat)
= 1/2.1000.50 2(kuadrat)
= 1/2.1000.2.500
=1.250 joule
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=1/2 × 1000 × 10^2
=1/2 × 1000 × 100
=500.000
○Ep= mgh
= 1000×10× 200
=2.000.000
○EM=Ep+Ek
=2.500.000
dik m = 1000 kg,v = 50km/jam,g=10 m/s, h= 2 km.
a. Ep =m.g.h
=1000.10.2
=20.000
b. Ek= 1/2.m.v2(kuadrat)
= 1/2.1000.50 2(kuadrat)
= 1/2.1000.2.500
=1.250 joule
semoga membantu