Learning Goal: To demonstrate the consistency of the principle of moments by calculating a moment using the scalar and vector methods and comparing the results. As shown, a curved member is fixed at point O. The radius of the member is r = 2.80 ft and F has magnitude F = 770 lb. (Figure 1) Figure 45° 1 of 2 Part A - Calculating the moment about O using the scalar method In two dimensions, the moment of a force can be calculated using the scalar method, Mo=Fd, where F is the magnitude of the force and d is the perpendicular distance from the line of force to the point where the moment being considered. Using the scalar method, calculate the moment about O due to F. Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) Mo = Submit O ■ μA Value Units O ? Part B - Calculating the moment about O due to the x component of F μà k The force vector F can be written as the sum of component vectors F = (F) + (F)y. We can use the scalar method to individually compute the contributions to the moment from the components. (Figure 2) What is the moment about O due to only the x component of F? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) Review ?
Learning Goal: To demonstrate the consistency of the principle of moments by calculating a moment using the scalar and vector methods and comparing the results. As shown, a curved member is fixed at point O. The radius of the member is r = 2.80 ft and F has magnitude F = 770 lb. (Figure 1) Figure 45° 1 of 2 Part A - Calculating the moment about O using the scalar method In two dimensions, the moment of a force can be calculated using the scalar method, Mo=Fd, where F is the magnitude of the force and d is the perpendicular distance from the line of force to the point where the moment being considered. Using the scalar method, calculate the moment about O due to F. Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) Mo = Submit O ■ μA Value Units O ? Part B - Calculating the moment about O due to the x component of F μà k The force vector F can be written as the sum of component vectors F = (F) + (F)y. We can use the scalar method to individually compute the contributions to the moment from the components. (Figure 2) What is the moment about O due to only the x component of F? Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s) Review ?
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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There is a part a,b,c to this question. A goes with figure 1. B and C goes with the figure 2.
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