Gaya Tegangan Tali

Diagram gaya

Tinjau sistem

\begin{equation*}
\begin{split}
\Sigma F & = m \:.\: a \\\\
F - T + T - f_A - f_B & = (m_A + m_B) \:.\: a \\\\
F - \mu_k \:.\: N_A - \mu_k \:.\: N_B & = (m_A + m_B) \:.\: a \\\\
20 - 0,1 \:.\: 10 - 0,1 \:.\: 40 & = (1 + 4) \:.\: a \\\\
15 & = 5 \:.\: a \\\\
a & = 3 \text{ m/s}^2
\end{split}
\end{equation*}