Determine the equivalent spring stiffness constant of the following spring in series and parallel. 500 N/m 200 N/m wwwww 250 N/m 100 N/m 120 N/m F
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- Three series springs have stiffness constant of 100 N/m each. Determine the spring stiffness equivalent of the springs. a.)100 N/m b.)300 N/m c.)0.01 N/m d.)33.3 N/m4 helical springs is used in a suspension system of a motorcycle. The mean coil diameter is 15 cm, spring constant is 40,000 N/m, shear modulus = 80x10^9 N/(m^2), and has 8 effective turns. Determine what must be the wire diameter of the helical spring.Calculate the maximum force P that can be applied in a phosphor bronze spring having mean diameter of 150 mm and consisting of 24 turns of 10-mm diameter wire when the spring is stretched 180mm. Use G = 42 GPa. Group of answer choices 233.11 N 113.33 N 116.667 N 225.56 N
- An 18 coils helical spring having a load of 100kg. The modulus of elasticity in shear of spring is 96.62 GPa, OD of 9.256 cm and with wire diameter of 9.525 mm. The spring is squared and ground ends. Compute for the following respectively: 1) number of effective coils2) spring index3) axial load (N) 4) deflection (mm) Answers must be at least in 4 decimal places.A hard-drawn steel wire extension spring has a wire diameter of 4mm, an outside coil diameter of 28 mm, and initial tension of 1200 N is applied to the spring. The spring shows an extension of 85 mm. The approximate number of turns is 25. From the given information: Determine the physical parameters of the spring such as mean diameter, spring index, maximum shear stress, total number of turns, Wahl’s stress factor, free length of the spring, and pitch of the coilThe force-deflection relation of a steel helical spring used in an engine is found experimentally as F( x) = 200 x + 50 x2 + 10 x3, where the force (F) and deflection (x) are measured in pounds and inches, respectively. If the spring undergoes a steady deflection of 0.5 in. during the operation of the engine, determine the equivalent linear spring constant of the spring at its steady deflection.
- Three springs A, B, and C has spring constants 213 N/mm, 143 N/mm, 341 N/mm respectively. Determine the equivalent spring constant if the springs are in SERIESIn the given fig shows the suspension system of a freight truck with a parallel-spring arrangement. Find the equivalent spring constant of the suspension if each of the three helical springs is made of steel with a shear modulus G = 120GPaand has five effective turns, mean coil diameter D = 50 cm, and wire diameter d = 5 cmDetermine the equivalent spring stiffness constant of the following.
- Determine the natural frequency of the spring-mass system as shown in Figure. The values of spring constants K1=K2=K3=K4=K5=K6=100 N/m. The mass m=10kg.Required to answer. Single choice. OPTIONS: 1.About 1.211 Hz 2.About 0.871 Hz 3.About 0.520 Hz 4.About 0.620 Hz 5.NoneA person weighing 80 kg rises above a compression spring with a spring constant of 4000 N / m and an initial length of 0.37 m. What is the total length of the post after the load added? (g = 10m / s2) A) 0,37 mB) 0,47 mC) 0.17 mD) 0,27 mE) 0.07 mSintered silicon nitride parts are expected to experience tensile stresses 50% of the ultimate tensile strength of the material. What will be the maximum allowable size of internal flaws for these parts not to fail in service? Given the following properties of the material: Specific surface energy: 0.3 J/m2 its Youngs Modulus: 304 GPa Ultimate tensile Strength: 570 MPa Select one: a. 1.43 µm b. 0.71 µm c. 15 µm d. 85 µm e. 9.5 µm