Part B As shown, the truss is loaded by the forces P = 195 lb and P = 400 lb and has the dimension a = 2.40 ft L. P, B P, Using the method of joints, determine FAR, FEC, and FBp, the magnitude of the force in each of the members connected to joint B. Assume for your calculations that each member is in tension, and include in your response the sign of each force that you obtain by applying this assumption. Express your answers numerically in pounds to three significant figures separated by commas. • View Available Hint(s) Uνα ΑΣφ vec ? FAB, FBC, FBD = lb
Part B As shown, the truss is loaded by the forces P = 195 lb and P = 400 lb and has the dimension a = 2.40 ft L. P, B P, Using the method of joints, determine FAR, FEC, and FBp, the magnitude of the force in each of the members connected to joint B. Assume for your calculations that each member is in tension, and include in your response the sign of each force that you obtain by applying this assumption. Express your answers numerically in pounds to three significant figures separated by commas. • View Available Hint(s) Uνα ΑΣφ vec ? FAB, FBC, FBD = lb
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Part B
As shown, the truss is loaded by the forces P = 195 lb and P = 400 lb and has the dimension a = 2.40 ft
L.
P2
a
Using the method of joints, determine FAR, FBc, and FBD, the magnitude of the force in each of the members connected to joint B. Assume for your calculations that each member is in
tension, and include in your response the sign of each force that you obtain by applying this assumption.
Express your answers numerically in pounds to three significant figures separated by commas.
• View Available Hint(s)
TVO AE¢ n vec
?
FAB, FBC, FBD =
lb
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