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Find the angles &1 &2 in rad/s^2 according to the given values.
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- ᴀ ʙᴇʟᴛᴇᴅ ᴛʀᴀɴꜱᴍɪꜱꜱɪᴏɴ ꜱʏꜱᴛᴇᴍ ɪꜱ ʟᴏᴀᴅᴇᴅ. ᴛʜᴇ ɪɴᴘᴜᴛ ꜱʜᴀꜰᴛ ᴛᴀᴋᴇꜱ ɪᴛꜱ ᴘᴏᴡᴇʀ ꜰʀᴏᴍ ᴀ 20-ᴋᴡ ᴍᴏᴛᴏʀ ᴛʜᴀᴛ ʀᴜɴꜱ ᴀᴛ 1200 ʀᴘᴍ. ᴛʜᴇ ᴏᴜᴛᴘᴜᴛ ꜱʜᴀꜰᴛ ᴅʀɪᴠᴇꜱ ᴀ ᴄᴇʀᴛᴀɪɴ ᴍᴀᴄʜɪɴᴇʀʏ ᴇQᴜɪᴘᴍᴇɴᴛ.ᴅᴇᴛᴇʀᴍɪɴᴇ ᴛʜᴇ ꜰᴏʟʟᴏᴡɪɴɢ:ᴀ. ᴛᴏʀQᴜᴇ ᴀᴠᴀɪʟᴀʙʟᴇ ᴀᴛ ᴇᴀᴄʜ ᴏꜰ ꜱʜᴀꜰᴛ ᴀ, ʙ, ᴀɴᴅ ᴄ.ʙ. ᴛᴏʀꜱɪᴏɴᴀʟ ꜱᴛʀᴇꜱꜱ ɪɴᴅᴜᴄᴇᴅ ᴏɴ ᴛʜᴇ 40-ᴍᴍ ᴅɪᴀᴍᴇᴛᴇʀ ᴏᴜᴛᴘᴜᴛ ꜱʜᴀꜰᴛᴄ. ʟᴇɴɢᴛʜ ᴏꜰ ʙᴇʟᴛ ʀᴇQᴜɪʀᴇᴅ ᴛᴏ ᴄᴏɴɴᴇᴄᴛ ᴇᴀᴄʜ ᴘᴀɪʀ ᴏꜰ ᴘᴜʟʟᴇʏꜱᴅ. ᴍᴀxɪᴍᴜᴍ ʙᴇɴᴅɪɴɢ ᴍᴏᴍᴇɴᴛ ᴏɴ ꜱʜᴀꜰᴛ ʙ, ᴄᴏɴꜱɪᴅᴇʀɪɴɢ ᴀ ʙᴇʟᴛ ᴄᴏᴇꜰꜰɪᴄɪᴇɴᴛ ᴏꜰ ꜰʀɪᴄᴛɪᴏɴ ᴏꜰ 0.30. pls help thanks I will rate3) A flange coupling is to connect two 60mm shafts. The hubs of the coupling are 120mm, 100mm thick, & the flange webs are 20 mm thick. Six M16 bolts fasten the flange from a 165 bolt circle. The keyway is 15mm shorter than the hub’s thickness & the key is 15mm x 15mm. The coupling transmits 45kW @ 450rpm. The yield point in shear for all materials is half of its yield point in tension or compression. Yield tensile strength is 0.75 of ultimate strength of the materials. The Sult is 448N/mm2 . Find: (a) the shear stress in key; (b) the bearing stress in key; (c) the shear stress in bolts; (d) bearing stress in flange.Mechanical 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 mm
- 120hp electric motor with 1180rpm propel the 15,000lbs to 55mph using a series of gearbox’s/transmissions and consumer available automotive drivetrain parts? And what kind of output shaft diameter would be optimal?Repeat Problem 11.2-14 using L = 12 ft, ß = 0.25 kips/in., ßRl= 1.5ßL2, and ßR2= 2 ßR1.A tubular shaft being designed for use on a construction site must transmit 120 kW at 1,75 Hz, The inside diameter of the shaft is to be one-half of the outside diameter. If the allowable shear stress in the shaft is 45 MPa, what is the minimum required outside diameter d?
- A scuba t a n k (see fig ure) i s bci ng d e signed fo r an internal pressure of 2640 psi with a factor of safety of 2,0 with respect to yielding. The yield stress of the steel is 65,000 psi in tension and 32,000 psi in shear, (a) If the diameter of the tank is 7,0 in., what is the minimum required wall thickness? (b) If the wall thickness is 0.25 in., what is the maximum acceptable internal pressure?6 6 - A) -22.124 j NmB) (-22.124) k NmC) (-42.124) i NmD) (-12.124) i NmE) (-32.124) j NmSolve example using horizontal element ?
- Figure Q2 shows the cross-section of a closed ended thick-walled cylinder with inner radius, ri, 0.1 mand outer radius, ro, 0.2 m. The cylinder is subjected to internal pressure, pi and external pressure, po.One of the design specifications is to maintain the hoop stress at the outer surface of the cylinder at zerovalue. If po = 50 MPa and by using Lame’s equations for thick-walled cylinder, (a) determine the value of pi to achieve the design specification (b) sketch the hoop, radial, and longitudinal stress variations across the wall thickness and label their values at the inner and outer radius of the cylinder (c) determine the absolute maximum shear stress existing in the cylinder wall materialI need the answer for yield point and the rest of the problem.A 4-T crane is used to lift a 3m x 1.2m x 200mm pre-cst panel. A preader beam is needed to ensure the proper distribution of load in the lifting chains. Consider modulus of elasticity, E=200,000 MPa, allowable shearing stress of lifting pin is 50 MPa, the steel plate used in the spreader beam has an allowable bearing stress of 40 MPa. (All measurement in the figure is in millimeters) 1. Determine the total load in kN, the crane has to carry the the lifting accessories (spreader beam, lifting chains and hooks) has a total mass of 720 kgs. if 2. Determine the average normal stress on each leg of the lifting chain A and B. 3. Determine the required diameter (d) in millimeters of the lifting pin if the allowable shearing stress must not be exceeded (Round to the nearest whole number). 4. Determine the required thickness (t) in millimeters of the steel plate to be used if the allowable bearing stress must not be exceeded. (Round to the neareat whole number)