1-4. In a bolted connection shown in Fig. P1.4, the force in the bolt Fb is given in terms of the external load P as F = CP+F. (a) Given the data in Fig. P1.4, deter- mine the joint constant C and the preload Fi. P (l(b) Fb (l(b) 100 200 600 400 Figure P1.4 Bolted connection for problem P1-4. Chapter 1 Straight Lines in Engineering (b) Plot the bolt force F, as a function of the load P and label C and F; on the graph. Repeat problem P1-4 for the data given