Lisht pole given bolow Lomp Wind speedezo0Luch feefur of salfety= 45 WL=200ky.g If the pole is o hellow shaff made 20m of ST37 steel į What is the enihal psat ot the poe? What is the diameter of the poleD
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- What is the vertical displacement at joint F. Assume all members are pin connected at their end points. Take A=0.5 in^2 and E=29(10^3) ksi for each member. Use the method of unit load.(5) A gas engine valve spring is loaded to 35kgf when the valve is closed & 52kgf hen the valve is open. The valve lift is 8mm. The outside diameter is to be from 38mm~45mm, & the permissible stress is 413N/mm2 . Determine: (a) the wire & outside diameter; (b) the number of effective coils; (c) the free length when it is squared & ground.The rigid pipe is supported by a pin at A and an A-36 guy wire BD ( E = 29 000 ksi). If the end C is displaced 0.75 in. downward when P is applied. What is the required diameter of the guy wire in inches to support the load P = 44 kips?
- This is part of alarger super position problem and I was able to solve for a moment and a concentrated load but this distributed load is confusing me. E = 200 GPa I = 216*10^6 mm^4 w = 81 kN/m d = 1.5 m I ended up getting an answer near -12 mm of diflection but that is an incorrect according to the grader. What would the equation for the elastic curve of this problem be? What is its value at point B? thank you so much!(4) The plunger of an oil pump is held against the operating cam by a spring made of No.10 W&M gage steel wire coiled with an outside diameter of ⅞-in. There are five active coils. The open length is 1.1875in. What are the length & stress when a load of 30lb is applied.(15) A 150mm pulley is mounted to the motor 100mm from the bearing. The motor is 20kW & rotates @ 640rpm. The belt wraps the pulley @ 170°. The net belt tension is acting as transverse load on the shaft. Determine the combine stress on the shaft.
- The flange coupling for two shafts made of plain carbon steel to be connected. The shafts transmitting a toque of 600 N-m. Assume the following permissible stresses for the coupling components: Shaft — Permissible shear stress = 35 MPa Keys — Rectangular formed end sunk key having permissible compressive strength = 60 MPa Bolts — Six numbers made of steel having permissible shear stress = 28 MPa Pitch circle diameter of bolts = 1.6 × Diameter of shaft 1. diameter of shaft =44.36 2. Hub length =67.5 3. Hub diameter 90 mm Calculate: 2. thickness of flange; 3. Diameter of flange 4. Width of key 5. Thickness of key 5. Diameter of bolt; 6. Crashing stress in boltMechanical design The maximum load in a rotating shaft is subjected to bending moment of 1 kN.m and a torque of 1 kN.m. The member is made of steel the Ultimate Tensile Strength 440 MPa, Yield Tensile Strength 370 MPa. With a safety factor of 4, kt = km = 1.5 and keyway stress consternation is presented. According to the maximum shear stress theory, the shaft diameter will be: a. 160 mm b. 74 mm C. 145 mm d. 92.5 mm e. 60 mm f. 66 mmThe flange coupling for two shafts made of plain carbon steel to be connected. The shafts transmitting a toque of 600 N-m. Assume the following permissible stresses for the coupling components: Shaft — Permissible shear stress = 35 MPa Keys — Rectangular formed end sunk key having permissible compressive strength = 60 MPa Bolts — Six numbers made of steel having permissible shear stress = 28 MPa Pitch circle diameter of bolts = 1.6 × Diameter of shaft Calculate: 1. diameter of shaft; 2. Hub length 3. Hub diameter 2. thickness of flange; 3. Diameter of flange 4. Width of key 5. Thickness of key 5. Diameter of bolt; 6. Crashing stress in bolt
- MACHINE DESIGN TOPIC A short compression member with Do = 2Di is tosupport a dead load of 25 tons. The material isto be 4130 steel, WQT 1100 F. Calculate theoutside and inside diameters in terms of incheson the basis of (a) yield strength, (b) ultimatestrength.*For 4130 steel, WQT 1100 FSu = 127 ksiSy = 114 ksi*Use the following Safety FactorsNu = 4Ny = 219 - What should be the minimum diameter of the rope to be used in a winch system with 4 rope pulleys on the hook block and a load of 3600 daN is lifted? Note: There is no loss of efficiency in the reels, k = 0,095 mm/√N will be taken. A) 6mm B) 10mm C) 9mm D) 8mm E) 7mmThe anchor in Part A could also fail if the surface of the support plate is crushed by the bearing load (Figure 4). What is the required minimum head diameter using a factor of safety F.S.= 1.4? The maximum bearing stress is σfail= 60 MPa .