Drow the shear force, bending, axial force diagram
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Q: 1.Forging is a process that uses application of force to give shape to metal.
A: Forging is a process that uses application of force to give shape to metal. Answer: True
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Q: How forces are transmitted?
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Q: What is external force?
A: Answer : Force - It is an effect which changes or try to change the state of a body.
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Q: maximum shear force
A: To find maximum shear force
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A: The answer for this is Direct Materials as: Direct materials are the materials that becomes an…
Q: What Fundamental problems occur in finding the resultant Internal normal force?
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Q: Define the term work of force?
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A: Solution:
Q: What are the differences between the Triangles of forces and polygon of forces?
A: Both triangle and polygon of forces are used for analysis of vectors.
Q: What is centripetal force?
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A: There are two types of forces: 1.direct forces 2.indirect forces
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- Repeat Problem 11.2-14 using L = 12 ft, ß = 0.25 kips/in., ßRl= 1.5ßL2, and ßR2= 2 ßR1.4kN/m uniform spring load h = 2b allowable normal stress 12MPa h(min) = ?Design a typical rigid flange coupling for connecting a motor and a centrifugal pump shafts. The coupling needs to transmit 15 KW at 1000 rpm. The allowable shear stresses of the shaft, key and bolt materials are 60 MPa, 50 MPa and 25 MPa respectively. The shear modulus of the shaft material may be taken as 84GPa. The angle of twist of the shaft should be limited to 1 degree in 20 times the shaft diameter. Note: show complete solution
- Design a turnbuckle subjected to a load of 50 kN with permissiblestresses are in 166.67 Mpa in tension , 83.33MPa in shear and 166.67 MPa incrushing.A semi-elliptic spring used for automobile suspension, consists of twoextra full-length leaves and eight graduated-length leaves, including themaster leaf. The centre-to-centre distance between the two eyes is 1 m.The leaves are made of steel 55Si2Mo90 (S = 1500 N/mm yt2 andE = 207 000 N/mm2) and the factor of safety is 2. The maximum springload is 30 kN. The leaves are pre-stressed so as to equalize stresses in allleaves under maximum load. Determine the dimensions of thecross-section of the leaves and the deflection at the end of the spring.A bushed pin type flexible coupling is used to transmit 10 kW power at 720 rpm. The design torque is 150% of rated torque. The keys have square cross-section. The permissible stresses are: For shaft and key material, τ = 66.67 N/mm2 , σc = 200 N/mm2 ; For pin material, τ = 35 N/mm2 , σt = 133 N/mm2 ; For flange material τ = 16.67 N/mm2 . The permissible bearing pressure for rubber bushes is 1 N/mm2. The number of bushes is 4. Design the bushed pin flexible coupling. Explain Axle, Spindle, Counter shaft and line-shaft with their examples .
- A bushed pin type flexible coupling is used to transmit 10 kW power at 720 rpm. The design torque is 150% of rated torque. The keys have square cross-section. The permissible stresses are: For shaft and key material, τ = 66.67 N/mm2, σc = 200 N/mm2; For pin material, τ = 35 N/mm2, σt = 133 N/mm2; For flange material τ = 16.67 N/mm2. The permissible bearing pressure for rubber bushes is 1 N/mm2. The number of bushes is 4. Design the bushed pin flexible coupling.Design a typical rigid flange coupling for connecting a motor and a centrifugal pump shafts. The coupling needs to transmit 15 KW at 1000 rpm. The allowable shear stresses of the shaft, key and bolt materials are 60 MPa, 50 MPa and 25 MPa respectively. The shear modulus of the shaft material may be taken as 84GPa. The angle of twist of the shaft should be limited to 1 degree in 20 times the shaft diameter. Note: show complete handwritten solutionGiven a 5.7meter Channel steel compression member (C7x12.25) with Fy = 345MPa. Calculate the design strength in KN that the channel section can carry.a. Case 1: If both ends are hinged,b. Case 2: If both ends are built-in or fixed,Note: Always check SR≤200 otherwise provide lateral support at mid-height
- Refer to the figure, which force member from the options is equal to 5.66k compression?campute the bending stress number for the goer pair described by the given data beLow. KS= 1, Km= 1,21, F= 2.00 in, DP= 3,33 in, NG= 70, Np=20 hp = 1750v. p.m, Av=11, Pd =6, Tp= 900ib V1= 1527 ft/min The matarial used for pinion a gear is cast ironFor operating the exhaust valve of a petrol engine, the maximum load required on the valve is 5000 N. The rocker arm oscillates around a pin whose centre line is 250 mm away from the valve axis. The two arms of the rocker are equal and make an included angle of 160°. Design the rocker arm with the fulcrum if the tensile stress is 70 MPa and the bearing pressure is 7 N/mm2. Assume the cross-section of the rocker arm as rectangular.