☑ How Find max. tensile and comporsive stresses. P 5KN.M 15AN Im 2m 2m B A IN.A= 60×10 mm" 60 12

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16.6 A davit supports a load P = 48 kN, as shown in the figure. For cross section A-A, (a) calculate the maxi- mum tensile and compressive stress, and (b) plot the distribution of normal stress.

The pump in the figure discharges water at 45 lit/s. Neglecting losses and elevation changes, 3. What is the added head?

A copper rod ABCD of 800 mm cross-sectional area and 7.5 m long is subjected to forces as shown in Fig. B D P3 L2- L3 P1+ P2 -P4 L1 Find the total elongation of the bar. Take E for the bar material as 100 GPa. P2 P3 P4 L1 L2 L3 P1 Name (kN) (kN) (kN) mm mm mm (kN) 40 30 20 50 3500 1500 2500 علي باقر عبد الزهرة جاسم

G=1.5 Wz4x55 G=1.5 Iz' czI CZ Question 24 Wz4x55 G=3.0 G=3.0 The frame shown is the plane of the frame. Bending about strong axis is in the plane of the frame. G values are given and shown near top of columns (use t=1.0) C3 Iz Fix 30 Pin O6×ヤIM OBメIM WI4x90

*2-92. Express each of the forces in Cartesian vector form and determine the magnitude and coordinate direction angles of the resultant force. 0.75 m FAS FAS = 250 N FAC = 400 N 3 m 40 2 m im- -1m- Ргob. 2-92

A0AC ** od of added a fost o pointed to the P = 1400 b P-1400 b

A wide flange and a channel have the following properties. They are attached as shown. -Wide Flange- A 18,400mm² dm 470mm Ix= 726x106 ly= 93.6x106mm4 tw = 12mm Fv bolt=100MPa diameter of bolt = 16mm www -Channel- A = 6430mm² Ix ly = 3.4x106 x = 20mm tw== 10mm u 131x106mmª Fb channel = 118MPa Fb WF= 138MPa > Find the moment of inertia of the section. 970.622 ➤ Determine the moment capacity of the section. 452-72 Determine the safe uniform load that the beam could carry over a 9m simple span. 45." Determine the spacing of bolt. 179-35

EQuiz No.3 584nkkz1 Cc7KLzOsdr9YUFgvcfFSqpsdlyljtewQ/formResponse Choose the correct answer What will be the value of load applied parallel to the diagonal of (100x100x100))mm cube since the splitting tensile strength=3 Mpa 57.8 KN O 46.7 KN O 47.1 KN O (28)=27.5 Mpa, then the fc(180)=-- for concrete produced using moist