Odpowiedź:
zad1
t1=3500ms=3,5s
n1=150
f2=0,0025kHz=2,5Hz
t=4min=240s
T1=t1/n1
T1=3,5s/150
T1=0,023s
n2=f2*t2
n2=2,5Hz*240s
n2=600
zad2
t1=5,5min=330s
n1=140
f2=220mHz=0,22Hz
T1=t1/n
T1=330s/140
T1=2,35s
T2=1/f
T2=1/0,22Hz
T2=4,5s
T3=T2*3
T3=4,5s*3
T3=13,5s
n3=t1/T3
n3=330s/13,5s
n3=24,4
zad3
załacznik
Wyjaśnienie: