In (Figure 1), F = 550 lb, F = 150 lb, and F3 = 380 lb. Part A Figure 6 ft F 1 F 4 ft 4 ft 6 ft- Determine the internal normal force at point C Express your answer to three significant figures and include the appropriate units. Nc = 0 lb Submit Previous Answers Completed < 1 of 1 Part B 12 ft E Determine the shear force at point C. Express your answer to three significant figures and include the appropriate units. VC = 453 lb Submit Previous Answers Completed Part C Determine the moment at point C. Express your answer to three significant figures and include the appropriate units. Mc = 1230 lb-ft Submit Previous Answers Completed Part D Determine the internal normal force at point D Express your answer to three significant figures and include the appropriate units. ND- 0lb Submit Previous Antwer Completed Part E Determine the shear force at point D Express your answer to three significant figures and include the appropriate units. VD - 380 lb Submit Previous Answers Completed Part F Determine the moment at point D. Express your answer to three significant figures and include the appropriate units. MD- 760 lb-ft Submit Previous Answers Completed