Question

Tolong no 13 dong sama caranya

Answer 1

Jawaban nomor 13 jawaban nya (A) cara ny di buku spp

Answer 2

Caranya gini :
*) cari dulu percepatan sistemnya (a) :
a = F : m = 40 : 20 = 2 m/s

**) baru cari tegangan tali (T) :
T = F - (m.a) = 40 - (6.2) = 28 N
jawab : (E)