Itish:

Three blocks A,B and Cweighing

Itish:

Question no 2

sillybilly123:

Apply Newton's 2nd Law, no friction: \(T_3 = (m_A + m_B + m_C) a\) \(T_2 = (m_A + m_B ) a\) dividing \(\implies T_2 = \dfrac{m_A + m_B}{m_A + m_B + m_C} \cdot T_3 \) [do it, u shld get 9N]