Mechanics11/Seite14/Loesung5.9

a)

m = 0.80kg

r = 50cm = 0,50m

v = 3,4m/s

FZF = m * v2/r

tan alpha = FZF/FG = (m * v2/r) / (m * g) = v2/(r * g) = (40 : 3,6)2/(20 * 9,81) = 0,629

=> alpha = 32°

--Chantal 08:09, 10 July 2008 (UTC)