· Calculate, for the W24X103, the maximum shear stress. Identify the location along the beam where the maximum shear stress occurs. Since the W24X103 is a standard section, use the web area to calculate the shear stress Determine if the cross-section profile provided is acceptable by satisfying the following conditions: Amax = 1.5 inches, Oyield = 50 ksi, Tyield = 18 ksi and a factor of safety against yielding of 1.5 for both cases. A 10 ft 14 ft 15 ft 11 ft k P1=18 kip P₂-10 kip P3=1 kip w=0.2 kip/ft 50 ft Figure 1. Mechanical model of the beam B

Consider the beam in (Eigure 1). Take that P₁ = 11 kN and P₂ = 17 kN. Follow the sign convention. Determine the normal force, shear force, and moment at point C. Figure 1.5m 15 m 1.5 m 1.5 m 1 of 1 B € Part A Determine the normal force at point C. Express your answer to three significant figures and include the appropriate units. Ne= Value Submit Request Answer Part B HA Ve Value Submit Determine the shear force at point C. Express your answer to three significant figures and include the appropriate units. Part C Me= Submit Request Answer Units Value Determine the moment at point C. Express your answer to three significant figures and include the appropriate units. Request Answer Units ? Units ? ?

Identify the correct boundary conditions from the following list for the beam shown. The origin is at A. B L O v = 0 at x = L; dv/dx = 0 at x = L O v = 0 at x = L; dv/dx = 0 at x = 0 O v = 0 at x = 0; v = 0 at x = L O v = 0 at x = 0; dv/dx = 0 at x = 0 O v = 0 at x = 0; dv/dx = 0 at x = L

Question 5 Calculate the maximum longitudinal direct stress, plot the stress distribution diagram and determine the location of the neutral axis for a 20 long simply supported beam with a rectangularcross-section that is 160 mm wide and 210 mm deep, which carries a uniformly distributed load of 260 N/m, on its upper surface and a compressive axial load of 220 kN at its free ends. Present schematics showing the distribution of bending direct longitudinal stress, direct load stress, the combined longitudinal direct stress, and identify the neutral axis as well as centroidal axis on the schematic. Show the values of these stresses at the top and bottom surfaces of the cross-section.

Part A Determine the maximum uniform loading w the W 310 x 21 beam will support if the allowable bending stress is aallow = 170 MPa and the allowable shear stress is Tallow = 92 MPa (Figure 1) Express your answer using three significant figures. Figure 1 of 1 VO AEo It vec W = kN/m Submit Request Answer 3 m 3 m < Return to Assignment Provide Feedback

QUESTION 3 If the allowable bending stresses for a beam in one application is 6 kip/in2 in tension. The cross-section of the beam is W8 x 40. If the beam is 10 foot long and simply supported and has a concentrated load applied at x = 3 ft as shown below. • Generate the shear force and bending moment diagram in terms of P; • Based on the allowable maximum bending moment you just obtained above, calculate/ input the mazimm allowable value of the load P: please, pay attention to units, and calculate your answer to 1 decimal place.. 3 ft 7 ft kip.

For the beam shown, find the reactions at the supports and plot the shear-force and bending-moment diagrams. V = 7 kN, V2 = 7 kN, V3 = 100 mm, and V4 = 1300 mm. (mm) 0 Provide values at all key points shown the given shear-force and bending-moment diagrams. X (mm) A C V2 B E D F 0.00 +V Reaction force R₁ (left) = In the shear-force and bending-moment diagrams given, 0.00 X (mm) kN and reaction force R₂ (right) = P KN. 0.00

A beam made of timber is required to span 5m and has dimensions of 75mm x 250mm. If the beam is simply supported and carries a point load of 40KN. Determine the safe allowable stress due to bending. Let: M max= WL/4 Mr= fz Z=bd2/6

A wooden log is to be used as a footbridge to span 3.50-m gap. The log is required to support a concentrated load of 30 kN at midspan and a uniformly distributed load of 20 kN/m throughout the span. If the allowable stress in shear is 0.7 MPa. 1. What is the diameter of the log that would be needed? Assume the log is very nearly circular and the bending stresses are adequately met. Neglect the weight of the log. 2. If the log is to be trimmed to have a square cross section, what shall be the resulting dimensions (Round off to the nearest whole number). 3. Compute for the maximum flexural stress of the beam loading.

12 ok nces Required information For the simply supported beam shown, let a=6 ft, b=4 ft, and P= 800 lb. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Determine the shear and moment as functions of position. Enter positive or negative numbers for the internal forces based on the standard sign convention for internal forces. The shear and moment are as follows: V= Ib and M=([ lb and M=( V= b)x for 0 sxs 6 ft Ib)(10 ft-x) for 6 ft sxs 10 ft