Odpowiedź:
n = 20 drgań
t = 2 min = 2*60s = 120 s
----------------------------------------
T, f?
T = t/n = 120s/20 = 6 s
T = 6 s (okres)
f = 1/T = 1/6 [1/s] =1/6 Hz
f = 1/6 Hz (częstotliwość)
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Odpowiedź:
n = 20 drgań
t = 2 min = 2*60s = 120 s
----------------------------------------
T, f?
T = t/n = 120s/20 = 6 s
T = 6 s (okres)
f = 1/T = 1/6 [1/s] =1/6 Hz
f = 1/6 Hz (częstotliwość)