mp=168118795126. Basic dynamic load rating is the load that a bearing can be subjected to while achieveingrevolutions.a. oneb. tena. 28b. 3227. The pitch diameter of a No. 60 chain is 8.13 inches. How many number of teeth does it have?c.34d.3628. Which coupling is used for long span applications?a.gridb. chaina. 132b. 14530. Which statement is true?a.29. Determine the minimum angle of contact of a belt drive using a 3.5-inch pulley and an 8-inch pulley that are12 inch apart.b. The design ratio of the tight side tensionto the slack side tension is 3.a.b.c.d.a.b.Using small diámeters drastically reduces c.belt life.Ai12501450fiftyAnswer is not among the choicesc.blockd. Answer is not among the choices19158d. Answer is not among the choicesd.31. A 17 teeth helical pinion gear has a normal diametral pitch of 6 and a helix angle of 30 degrees. Determinethe force (in pounds) that it will exert on the gear if 2 hp will be transmitted at 1950 rpm.28.3C. 44.739.5d.Cast iron sheaves are limited to 4000ft/min.Both a and b32. The basic dynamic load rating of a 6204 bearing is 2885 lbf. If its actual load is 1000 lbf, what will be theexpected life of the bearing in hours? The shaft supported by the bearing rotates at 320 rpm.c. 1630d. 1710millionAnswer is not among the choicesEUpdate32°C Partly sunny@CH Ex12:494/11/2

26)According to the standards of bearing design, Basic dynamic load rating is the load at which a…

26. Basic dynamic load rating is the load that a bearing can be subjected to while achieveing revolutions. a. one b. ten c. ک d. 27. The pitch diameter of a No. 60 chain is 8.13 inches. How many number of teeth does it have? a. 28 34 b. 32 36 C. fifty Answer is not among the choices d. 28. Which coupling is used for long span applications? a. grid b. chain million C. block d. Answer is not among the choices I

26. Basic dynamic load rating is the load that a bearing can be subjected to while achieveing revolutions. a. one b. ten c. ک d. 27. The pitch diameter of a No. 60 chain is 8.13 inches. How many number of teeth does it have? a. 28 34 b. 32 36 C. fifty Answer is not among the choices d. 28. Which coupling is used for long span applications? a. grid b. chain million C. block d. Answer is not among the choices I

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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For the given ball bearing find out the dynamic load value when the Equivalent load is 14836.2N and the Life of the bearing is 1238x10 revolutions. O a. 159305.06 O b. 139227.09 O c. 169418.59 O d. 80407.14 Finish attemp hp
A taper roller bearing used in a windmill has a dynamic load capacity of 26 kN. The desired life for 90% of the bearings is 8490h and the speed is 350 rpm. The rated bearing life(L10) in millions of revolutions is O a. 178.29 O b. 17829.00 c. 178290.00 O d. 509.40
A taper roller bearing used in a windmill has a dynamic load capacity of 26 kN. The desired life for 90% of the bearings is 8490h and the speed is 350 rpm. The rated bearing life(L10) in millions of revolutions is . O a. 509.40 O b. 178290.00 O c. 17829.00 O d. 178.29 In a machine, the maximum torque transmitted by a shaft exceed by 23 % the actual torgue. A power of 3 kW has to be transmitted to another unit at a speed of 650 rpm. What should be the value of Maximum torque ? The maximum torque transmitted in N-m, When a component is subjected to fatigue loading, the endurance limit is the criterion for failure Select one: O True O False If "g" is the notch sensitivity, K, fatigue stress concentration factor, and k, the theoretical stress concentration factor. Identify the correct relation relating to these factors. (Ke-1)+(q)=(Kf - 1) O b. (K-1)=(Kf -1)*q O a. O c. (K-1)*(q)=(Kf -1) O d. (K,-1)-(q)=(Kf -1)
Solve all questions that is 9,10and 11. Please answer fast I will surely upvote if answer is correct (3 like)
Calculate the Equivalent load of a self-aligning ball bearing which has a radial load of 4284.4 N and a thrust load of2559.9 N.The desired life of the bearing is 175 million of revolutions at 425 r.p.m. Assume uniform and steady load. V-1,X=0.75,Y=2.65 O a. 9997.03 O b. 12556.93 OC. 17676.74 O d. 22796.53
IS. 03 16. The shaft, as shown in Fig. 14.20, is driven by pulley B from an electric motor. Another belt drive from pulley A is running a compressor. The belt tensions for pulley A are 1500 N and 600 N. The ratio of belt tensions for pulley B is 3.5. B. TA2 A D. TA 150 -100- TB2 100 All dimensions in mm. Fig. 14.20 The diameter of pulley A is 150 mm and the diameter of pulley B is 480 mm. The allowable tensile stress for the shaft material is 170 MPa and the allowable shear stress is 85 MPa. Taking torsion and bending factors as 1.25 and 1.75 respectively, find the shaft diameter. Also find out the dimensions for a hollow shaft with outside diameter limited to 30 mm. Compare the weights of the two shafts. Ans. 30 mm : 24 mm: 1.82]
don't make the mistake
For nos. 21-23, satisfy the conditions of the given problem below: As an airplane's brakes are applied, the nose wheel exerts two forces on the end of the landing gear as shown in the figure 1. Determine: 21. the force in the strut AB. * 1 point 30° 450 lb. 1350 lb O A. 215.3 lb B. 224.4 lb C. 233. 2 lb D. 234.3 lb 1 ft 2 ft
A. PROBLEM ON TOPIC "KEYS AND COUPLINGS": A coupling with material AISI C1045 as rolled transmits 65.5 HP at 1750 rpm. The material of the 1.75 inch shaft... is also AISI C1045 as rolled and the key is cold drawn AISI C1020. N= 2.5. Determine the following: 1. Size of bolt (dia.) if there are 6 bolts made of AISI C1045 as rolled at a bolt circle of 5 inches. Note: Select standard bolt diameter from AT14 of DOME by Faires (see Lecture on fasteners for this Table) Calculated Dia: Standard Size to use: 2. Required b and t if a flat or rectangular key is used: Answer: 3. Required length of key, if a flat or rectangular key is used: Note: Calculate for two type of stresses on key, then select your answer. Length Based on shear length Based on compression: Length to use: 4. Required bif a square key is used: Answer: 5. Required length of key, if a square key is used: Note: Calculate for two type of stresses on kev, then select your answer. Length Based on shear length Based on compression:…
Question 34 r rlag yueatiun The spur gear is subjected to the tangential load of 39.7kN and the incremental load of 4393.1N. Find the Dynamic load value in N. O a. 26625.10 O b. 123493.10 O C. 83793.10 O d. 44093.10 hp
TRUE OR FALSE. ANSWER ALL QUESTIONS OTHERWISE DONT ATTEMPT IT STRICTLY. I WILL REPORT YOU IF U ATTEMPT WITHOUT ANSWERING ALL QUESTIONS.
der engine has been drawn 0 2 moment diagram for a multicylin ~ 2.4° horizontallv. e = 4500 N-m vertically and 1 mm 'mxemapwd areas between output torque curve and the mean resistance line taken in order from one end are 342. 23, 245. 303. 115. 232. 227. 164 mm2. when the engine is running at 150 r.p.-m- If the mass of the flywheel is 1000 kg and the tota! fluctuation of speed does not exceed 3% of the mean speed. find the minimum value of the radius of gyration 16.4/ The turning