Laws Of Motion

Three blocks of masses \(m_1, m_2\) and \(m_3\) are connected by massless strings, as shown, on a frictionless table. They are pulled with a force, \(T_3=40 \mathrm{~N}\). If \(m_1=10 \mathrm{~kg}, m_2=8 \mathrm{~kg}\) and \(m_3=2 \mathrm{~kg}\), the tension \(T_2\) will be