Determine the magnitude (lb) of the reaction at B when a = 21°, a = 11.4 in, b = 14.96 in, y = 16.62 in, and P = 91 lb. Round off only on the final answer expressed in 3 decimal places. *** P B A -b- a
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- Consider the beam shown in (Figure 1). Suppose that P = 14 k Figure y 12 ft P 3 k/ft 12 ft- 1 of 1 6 k/ft ▼ Part A Determine the normal reaction at A. Express your answer using three significant figures. NA= Submit Part B 95| ΑΣΦ | 41 Request Answer vec Previous Answers 4 Determine the component of the reaction at B. Express your answer using three significant figures. B₂ = 0 k ? kThe intensity of the distributed load acting on the beam is w = 3.1 kN/m. (Figure 1) igure A 3 m 30⁰° 4 m B < 1 of 1 Part A Determine the magnitude of reaction at A. Express your answer to three significant figures and include the appropriate units. NA = Part B Submit Request Answer B₂, By = μA Value Submit Determine the x and y components of reaction at B using scalar notation. Express your answers using three significant figures separated by a comma. Provide Feedback VE ΑΣΦ | | Units Request Answer ? vec ? kNb) A uniform rod is in equilibrium under the action of weights as shown in Figure 1. Calculate the value of W and the reaction at the fulcrum, ignoring the weight of the rod. 20m 50mm 100mm 250mm 250mm W 25N 10N 40N 40N Figure 1 (8 marks)
- 3. Use the three equations of equilibrium to determine the reactions at points A and D. Determine the reactions at point A and D. Show your calculation steps. 30 lo00# E F 500 #Consider the beam shown in (Figure 1). Suppose that w₁ = 300 lb/ft and w₂ = 130 lb/ft Figure W -5 ft. < 1 of 1 W₁ Failm Determine the x and y components of reaction at A. Express your answer to three significant figures and include the appropriate units. Az. Ay = Submit ▼ Part B 15. ΑΣΦΑ 11 By = Request Answer 195| ΑΣΦΑ vec P Pearson Determine the y component of reaction at B. Express your answer to three significant figures and include the appropriate units. → vec ? ? lb lb RevieProblem 5.13 Consider the beam shown in (Figure 1). Suppose that w₁ 800 N/m and 2 = 550 N/m Figure 1 W₁ of 1 3 m 3 m Part A Determine the y component of reaction at A using scalar notation. Express your answer to three significant figures and include the appropriate units. A₁ = Submit Part B B₂. B, = O Submit μA Value Units My Answers Give Up Determine the and y components of reaction at B using scalar notation. Express your answers using three significant figures separated by a comma. VE ΑΣΦ It vec 9 ? My Answers Give Up ? kN
- Item 8 Consider the beam shown in (Figure 1). Suppose that w1 = 900 N/m and w2 = 550 N/m. Part A Determine the y component of reaction at A using scalar notation. Express your answer to three significant figures and include the appropriate units. µA Ay = Value Units Submit Previous Answers Request Answer Figure 1 of 1 X Incorrect; Try Again; 4 attempts remaining Part B Determine the x and y components of reaction at B using scalar notation. Express your answers using three significant figures separated by a comma. 3m 3 m vec B B,- kN Submit Previous Answers Request Answer %23Consider the compound beam shown in (Figure 1). Assume C is a roller, B is a pin, and A is fixed. Suppose that w = 16.5 kN/m. Figure -3 m B 6 m < 1 of 1 Part A Determine the component of the reaction at the support A. Express your answer to three significant figures and include the appropriate units. A₂ = Submit Part B A₁ = Value μA Request Answer μÀ Value Pearson Determine the y component of the reaction at the support A. Express your answer to three significant figures and include the appropriate units. C → Units Units ? ? L 1. Privacy Policy Permissions Contact Us | ReviewQ2: The two right-angle rods with attached spheres are released from rest in the position 0 = 0. If the system is observed to momentarily come to rest when 0 = 45°, determine the spring constant k. The spring is unstretched when 0 = 0. Treat the spheres as particles and neglect friction. g k 2 kg 2 kg www. 180 mm O Fig.2 60 nim
- 75° 30° 30° F₁ = 4 kN u F₂ Determine the magnitudes of the componets (F2)u=? (F2)v=?From the figure shown, determine the reactions in lb. at : a. A;b. B9. If the time rate of growth of a population is directly proportional to the size of the population, write a differential equation that describes this growth process. dP dP С. dt dP d. -kP -kP2 dt dP b. = +kP dt :-kP2 dt 10. The velocity of a particle in a magnetic field is found to be directly proportional to the square root of its displacement. Write a differential equation for this situation in terms of the displacement of the particle and the elapsed time. ds ds C. dt ds d. dt = -kVS +ks? a. dt ds b. dt = +kyS = -ks? a.