13-30. The rib-joint pliers are used to grip the smoothpipe C. If the force of 100 N is applied to the handles,determine the state of stress at points A and B on the crosssection of the jaw at section a-a. Indicate the results on anelement at each point.100N-250 mm-25 mm25 mm10 mm20 mm|100NSection a-a

The pliers is an assembly of two components.

Answered: 13-30. The rib-joint pliers are used to…

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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1.5 ft 5 ft 400 lb 300 lb 2 in. 2.5 in.- B Probs. 8–42/43 *8-44. Determine the normal stress developed at points A and B. Neglect the weight of the block.
Determine the maximum ram force P that can be applied to the clamp at D if the allowable normal stress for the material is sallow = 180 MPa.
13-50. The C-frame is used in a riveting machine. If the force at the ram on the clamp at Dis P -8 kN, sketch the stress distribution acting over the section a-a. -200 mm- 10 mm 60 mm -10 mm
13-34. Determine the state of stress at point B when the beam is subjected to the cable force of 4 kN. Indicate the result as a differential volume element. 4 kN -250 mm 375 mm -2 m 1m- 0.75 m 20 mm 100 mmt 15 mm- BE 20 mm 150 mm
13-23. The bearing pin supports the kad of 3.5 kN. Deter- mine the stress components in the support member at point B. The support is 12 mm thick. AIH mm so mm/ 30 12 mm 75 mm I. 32 mm 3.5 kN
7-63. The cotter is used to hold the two rods together. Determine the smallest thickness t of the cotter and the smallest diameter d of the rods. All parts are made of steel for which the failure normal stress is fail 500 MPa and the failure shear stress is fail 375 MPa. Use a factor of safety of (F.S.), = 2.50 in tension and (F.S.), = 1.75 in shear. -d- 30 kN 40 mm d - 30 kN t Prob. 7-63 10 mm =
F7-16. If each of the three nails has a diameter of 4 mm and can withstand an average shear stress of 60 MPa, determine the maximum allowable force P that can be applied to the board.
7-38. If the average normal stress in each of the 20-mm-diameter bars is not allowed to exceed 150 MPa, determine the maximum force P that can be applied to joint C. 1.5 m
The assembly consists of three disks A, B, and C that are used to support the load of 140 kN. Determine the smallest diameter d₁ of the top disk, and the largest diameter d₂ of the opening, and the largest diameter d3 of the hole in the bottom disk. The allowable bearing stress for the material is (b) allow = 350 MPa and the allowable shear stress is Tallow=125 MPa. C B d₁ -| A 140 kN 20 mm 10 mm d3 d2
The uniform sign has a weight of 1500 lb and is supported by the pipe AB, which has an inner radius of 2.75 in. and an outer radius of 3.00 in. If the face of the sign is subjected to a uniform wind pressure of p = 150 lb/ft2, determine the state of stress at points Cand D. Show the results on a differential volume element located at each of these points. Neglect the thickness of the sign, and assume that it is supported along the outside edge of the pipe. 6 ft 3 ft 上 A B x 12 ft 150 lb/ft²
Determine the maximum force P that can be exerted on each of the two pistons so that the circumferential stress in the cylinder does not exceed 3 MPa. Each piston has a radius of 45 mm and the cylinder has a wall thickness of 2 mm.
F7-17 The strut is glued to the horizontal member at surface AB.If the strut has a thickness of 25 mm and the glue can withstand an average shear stress of 600 kPa, determine the maximum force P that can be applied to the strut. 50 mm.

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