Question

Dalam 2menit terdapat 240getaran berapa frekuensi dan periodennya

Answer 1

N = 240
t = 2menit = 120s

T= t/n = 120/240 = 1/2 s = 0,5 s
f= n/t = 240/ 120 = 2

Answer 2

F = n/t 
f = 240/120
f = 2 Hz

T = 1/f
T = 1/2
T = 0,5 s