Odpowiedź:
a)
A=2cm=0,02m
T=2,05s
b)
mgh=mv²/2
v=√2hg
v=√2*0,02m*10m/s²
v=0,63m/s
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Odpowiedź:
a)
A=2cm=0,02m
T=2,05s
b)
mgh=mv²/2
v=√2hg
v=√2*0,02m*10m/s²
v=0,63m/s