(Solved): 1. In the mechanism shown in Figure 1, the slider block \( B \) is moving downward with the speed ...

1. In the mechanism shown in Figure 1, the slider block \( B \) is moving downward with the speed of \( v_{B}=40 \mathrm{~m} / \mathrm{s} \). a) Please determine the angular velocity of link \( A B \). [5 marks] b) Please determine the velocity of slider block \( C \). [10 marks \( ] \) c) Please determine the velocity of point \( E \). [10 marks \( ] \) d) Please repeat parts (a) to (c) if block \( B \) is moving upward with a speed of \( 15 \mathrm{~m} / \mathrm{s} \). [15 marks] Figure 1