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Lw = ⅔ AC, w = __?
Lf = ⅓ AC, F = 50 N
Lw w = Lf F
w = (Lf / Lw) F
w = (⅓AC / ⅔AC) • 50
w = ½ • 50
w = 25 N
Fa/Aa = Fb/Ab
ma.g / Aa = mb.g / Ab
ma/Aa = mb/Ab
100/10 = mb/5
10 = mb/5
mb = 50 Kg
9) f = n/t
= 10/5
= 2 Hz