QUESTION 4 (20 marks) 4.1 An overhead trolley conveyor is used to transport assemblies within an assembly department. There are three loading stations in the assembly department and one unloading station. The trolley conveyor has 33 oaniers equally spaced around the conveyor, with 5meter separation between carriers. The material flow patterns for the work stations are as follow: Loading: {tun}: = (1,-3.0); {no-1)} = (0,2,0); and {ti-{ml} = (1, 0, 1) Unloading: {{n]} = (0, 4, (1) Given the above information. can steady-state operation he achieved? Why or why not? (2 marks) By analyzing the information, determine the amount of materials contained in carrier 'I once it passes station 3. (10 marks) Based on the designed conveyor. determine the estimation amount ofWIP on the conveyor. (3 marks) 4.2 A trailer with inside dimensions of 7200 cm X 3600 cm X 34-00 cm is used to transport plastic reusable containers, without palletized. The containers" characteristics are as shown in Table 4. Table 4: Containers' Characteristic Container' Characteristic Dimension (cm) Outside Dimension 600 X 360 X 360 Nested Dimension [each container) 600 X 360 X 60 By analyzing the information above, determine: i. The maximum number of loaded containers and nested containers to tillup the trailer. (3 marks) ii. The trailer space utilization. {2 marl-t5)