Question

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Answer 1

Penjelasan dan cara:

1.) A = 30 cm

b (anggap aja lamda) = 20 x 3 = 60 cm

T = t/n

= 60/1,5

= 40 s

f = n/t

= 1,5/60

= 0,025 Hz

V = b/T

= 60/40

= 1,5 m/s

2.) A = 30 cm

b = 120/3 = 40 cm

T = 10/1,5

= 6,66 s

f = 1,5/10

= 0,15 Hz

V = 40 x 0,15

= 6 m/s

Semoga membantu

Jadikan jawaban terbaik Trims

Sincerely,

Ananda