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ekilde g r ld gibi, m 1 ve m 2 k tleleri y ksek bir yerden, yere paralel olarak ve ters y nlerde , v

ekilde grld gibi, m1 ve m2 ktleleri yksek bir yerden, yere paralel olarak ve
ters ynlerde,v01=20ms ve v02=50ms hzlaryla atlmaktadr. Hava srtnmesi
ihmal edilmektedir. Yerekimi ivmesinin byklng=10ms2 olarak alnz.
Ktlelerin t=3 s'deki hzlar aadaki seeneklerinden hangisinde doru olarak
verilmitir?
(a) vec(v)1=-20hat()-30hat();vec(v)2=50hat()-30hat()
(b) vec(v)1=-10hat()-30hat();vec(v)2=30hat()-30hat()
(c) vec(v)1=20hat()-30hat();vec(v)2=40hat()-30hat()
(d) vec(v)1=-20hat()-30hat();vec(v)2=-30hat()-30hat()
(e) vec(v)1=10hat()-30hat();vec(v)2=30hat()-30hat()
t=3 s'de ktlelerin arasndaki mesafe ka metredir?
(a)180
(b)150
(c)210
(d)250
(e)230
t=3 s'de m1 ktlesinin m2 ktlesine gre hz vektr nedir?
(a)75hat()ms
(b)80hat()ms
(c)-80hat()ms
(d)-60hat()ms
(e)-70hat()ms
Ktlelerin hz vektrleri hangi t annda birbirine dik olur?
(a)72s
(b)122s
(c)3s
(d)102s
(e)4s
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