H=gt^2/2
t^2=2H/g=2*1,8/9,8=0,367
t=0,606c
g=V(скорость)/t
V=0,606*9,8=5,94=5,9 m/c
Wk=mv^2/2=0,15*5,9^2/2=2,6 Дж
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H=gt^2/2
t^2=2H/g=2*1,8/9,8=0,367
t=0,606c
g=V(скорость)/t
V=0,606*9,8=5,94=5,9 m/c
Wk=mv^2/2=0,15*5,9^2/2=2,6 Дж