A two spring is connected in parallel attached to a single load. The maximum allowable stress is 200MPa, What will be the value of the load?
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- 1) A shaft, mounted in bearings at A and D, holds pulleys at B and C. All forces shown represent belt pulls. The shaft is made from ASTM grade 25 cast iron (Sur-26 kpsi, Suc-97 kpsi). The application requires a safety factor of SF=2.8. What diameter should be used for the shaft? [Remember, cast iron is a brittle material and brittle materials use Modified Mohr Theory] 300 lb 6" D. 50 lb fe 8" D. 27 lb 360 lb D 7" 6°1) A shaft, mounted in bearings at A and D, holds pulleys at B and C. All forces shown represent belt pulls. The shaft is made from ASTM grade 25 cast iron (Sur-26 kpsi, Suc-97 kpsi). The application requires a safety factor of SF=2.8. What diameter should be used for the shaft? [Remember, cast iron is a brittle material and brittle materials use Modified Mohr Theory] 300 lb 6" D. 50 lb B 8" D. 8" 27 lb 360 lb D €6-7Clear my choice Question 28 Compression coil spring is subjected to load of 500 N is having the mean diameter of 65 mm, wire diameter of 6 mm, number of active coil is 18. Find the shear stress without curvature? Select one: 2. O a. 867 N/mm O b. 400.81 N/mm O C. 481.6 N/mm O d. 563.56 N/mm hp
- Design a helical spring to be used in spring balance with a wire diameter of 6mm and the outside diameter should be limited to 66mm. if the permissible shear stress of the spring material is 325 N/mm? and the Modulus of rigidity is 85kN/mm?. a) Compute the deflection of spring per active turn and the axial load on the spring considering the effect of curvature, take Wahl's factor as Kw= 1.1 b) Calculate the value of axial load neglecting the effect of stress factor. **Note: Please upload your handwritten working/solution to the link provided. The value of Mean diameter of the spring in mm . The Spring Index is. Shear stress factor, neglecting curvature effect . Deflection per active turn in mm Axial Load W in N .. Axial Load W in N. considering effect of curvature .How does one compute the deflection of a helical spring? Please write typed. Handwriting is difficult to understand and I have to repeat the question.(2) A coil spring is to be used for the front suspension of a car. The spring is to have a rate of 400lb/in, an inside diameter of 4.0-in, & a free length of 14⅛-in, with squared & ground ends. The material is to be oil-tempered chrome-vanadium steel. Recommend the rod diameter & the number of coils for a design load of 1,500lb.
- The load on a helical spring is 1282 lb and the corresponding deflection is to be 3.4 inches. Rigidity modulus is 11 x 106 psi and the maximum intensity of safe torsional stress is 60,000 psi. If the wire diameter and the mean diameter are 0.5 in. and 3 in., respectively. Determine the number of active coils. Don't round your answer to preferred size. Round your answer to 4 significant figuresQ2 Design a long pole (diameters of hollow cross section, length) made of AISI 1020 CD steel capable of carrying a 600 kg electrical transformer. Then calculate the design safety factor.STATİC I need the answer within 1 hour. Thanks Rod AB is secured from point B with a cable and from point A with a smooth, up and down movable collar. Calculate the tensile strength generated in the BC cable. ? = {−??} N direction is -z a(m)=15.75 , b(m)=13.5 , c(m)=8.55 d(m)=3.75 F(N)=61.5
- The rigid beam shown in Figure AN- 12 is suspended by three cables. The beam is horizontal prior to being connected to the cables and is to remain horizontal after being attached to the cables. The beam weighs 176.4 kN. 0.6 m Steel A 600 mm E 200 GPa Bronze A 900 mm E- 83 GPa Steel A= 600 mm E 200 GPa 1.0 m Figure AN-12 Which of the following most nearly gives the ratio of the force in the bronze cable to the force in the steel cables?60 l all ۱۲:۰۱ ص EQUILIBRUIM2&3D.pdf -> supporte ny pan connection at A and fixed pin in smooth slot at B. Load L Figure 3/A Page5 3/B In each of the five following examples, the body to be isolated is shown in the left-hand diagram, and either a urang or an incomplete free-body diagram (FBD) is shown on the right. Make whutever changes or addi tions are necessary in each case to form a correct and complete free-body diagram. The weights of the bodies ure negligible unless otherwise indicated. Dimensions und numerieal valueu are omitted for aimplicity. Body Wrong or Incomplete FBD 1. Lawn roller of mare m being do paesnd incline e. 2. Prybar lining body A having smooth horizantal surface. Bar reste on horizontal rough surface. 3. Unifarm pele of mass w being hoisted into po i- tion by winch. Hariaontal aup- porting surface Totohed to prevent slipping of pale. mg Notrh 4. Supporting angle bracket for fnime; Pin joints 5. Bent rod welded to upport at A ond subiected ta two forc and…27 A helical spring used in an automobile suspension is having a wire diameter of 7mm and an outside diameter of 86mm. The spring has 12 active coils. If the permissible shear stress of the spring material is 345 N/mm2 and the Modulus of rigidity is 81 kN/mm?. a) Calculate the axial load in N and the deflection of the spring in mm, considering the effect of curvature. b) Calculate the value of axial load in N neglecting the effect of curvature.