Odpowiedzi

2009-11-30T19:52:44+01:00
Q = m*g
F = mv²/r

F=Q
m*g = mv²/r /:m
g = v²/r
r = v²/g; v = 2πr/T = 2πrf
r = 4π²r²f²/g /:r
1 = 4π²rf²/g
4π²rf² = g
f² = g/4π²r
f = 2π*sqrt(g/r)

f = 2 * 3,14 * sqrt(10/2) = 6,28 * sqrt(5) = 6,28 * 2,24 = ok. 14 Hz