100 Poems

100 Poems

Fisika PLISSS bantuinnn, pake Cara!!! ​

PLISSS bantuinnn, pake Cara!!! ​

Semoga Dapat Membantu :)

a. T = 1/f

= 1/15 detik

b. λ = 90 m : 1,5

= 60 m

V = λ : t

= 60 : 1/15

= 60 x 15/1

= 900 m/s