Problem 1 Three boards, each of 60 mm and 80 mm rectangular cross section, are nailed together to form a beam that is subjected to a vertical shear of 400 N knowing that the spacing between each pair of nails is 75 mm, determine the shearing force in each nail. 75 mm mm

Problem 1 Three boards, each of 60 mm and 80 mm rectangular cross section, are nailed together to form a beam that is subjected to a vertical shear of 400 N knowing that the spacing between each pair of nails is 75 mm, determine the shearing force in each nail. 75 mm mm

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

See similar textbooks

Similar questions

Determine the largest shear force V that the member can sustain if the allowable shear stress is tallow = 8 ksi.
The thin-walled extruded beam shown is made of aluminum and has a uni-form 3-mm wall thickness. Knowing that the shear in the beam is 5 kN, deter-mine (a) the shearing stress at point A, (b) the maximum shearing stress in the beam. Note: The dimensions given are to lines midway between the outer and inner surfaces of the beam.
PART 2: Determine the shear force acting at each of the following locations: (a) x = 0+ ft (i.e., just to the right of support A) (b) x = 14.0 ft (i,e., at point B.) (c) x = 20.5- ft (i.e., just to the left of the support C) (d) x = 20.5+ ft (i.e., just to the right of the support (C) (e)x=27.5ft Note that x = 0 at support A. When entering your answers, use the shear-force sign convention detailed in Section 7.2. My Answers: Correct (a) V= 105.823 kips (b)V= -48.177 kips (c) V= -119.677 kips (d)V= 88 kips (e) V= 10.9998 kips PART 3: Determine the bending moment acting at each of the following locations: (a) x = 14.0- ft (i.e., just to the left of point B.) (b) x = 14.0+ ft(i.e., just to the right of point B.) (c) x = 20.5 ft (i.e. at point C) (d)x=27.5ft Note that x = 0 at support A. When entering your answers, use the shear-force sign convention detailed in Section 7.2. My Answers: Correct (a) M = 403.522 kips-ft (b) M = 193.522 kips-ft (c) M = -352.0035 kips-ft (d) M =…
6. A rigid plate of negligible mass rests on the middle spring which is higher than the two outer springs by 20 mm. The middle spring consists of 24 turns of 25-mm diameter wire on a mean diameter of 150 mm. The two outer springs have 16 turns of 12-mm diameter wire on a mean diameter of 100 mm. Determine the shearing stress developed in each spring if P = 5 kN is applied. Use the Approximate formula. Use = 83 GPa. P=5 KN 20mm
Please show intermediate steps including free body diagrams, equations used, problem setup etc. so that your approach can be followed
SECTION B(1) Question 1 The bell crank CBA is connected to a pin support B in double shear with 8-mm diameter pin B and to the 10-mm diameter rod CD. Knowing that the ultimate shearing stress is 110 MPa for the steel used in pin B and the ultimate normal stress is 230 MPa for the steel used in rod CD. Determine the maximum vertical force P that can be applied if an overall factor of safety of 1.5 is desired. 45% 300 mm B Figure 1 -450 mm-
Two wooden planks, each 1212 in. thick and 9 in. wide, are joined by the dry mortise joint shown. Knowing that the wood used shears off along its grain when the average shearing stress reaches 1.8 ksi, determine the magnitude P of the axial load that will cause the joint to fail. The magnitude P of the axial load that will cause the joint to fail is kips.
Two solid steel shafts are fitted with flanges that are then connected by bolts as shown. The bolts are slightly undersized and permit a 1.5° rotation of one flange with respect to the other before the flanges begin to rotate as a single unit. Knowing that G=77.2 GPa, determine the maximum shearing stress in each shaft when a torque T of magnitude 620 N-m is applied to the flange indicated. The torque T is applied to flange C. (Round the final answers to two decimal places.) 30 mm 600 mm 36 mm T-500 Nm 900 mm The maximum shearing stress in shaft AB is The maximum shearing stress in shaft CD is MPa. MPa.
Two 20 × 100-mm and two 20 × 180-mm boards are glued together as shown to form a 120 × 200-mm box beam. Know that the beam is subjected to a vertical shear of 3.625 kN. Determine the average shearing stress in the glued joint at B.
Two W8 x 31 rolled sections can be welded at A and B in either of the two ways shown in order to form a composite beam. Knowing that for each weld the allowable horizontal shearing force is 3000 lb per inch of weld, determine the maximum allowable vertical shear in the composite beam for each of the two arrangements shown.
! Required information Three boards are nailed together to form a beam that is subjected to a vertical shear. Knowing that the allowable shearing force in each nail is 110 lb, determine the allowable vertical shear if the spacing s between the nails is 7 in. Assume a=2 in, b=4.5 in and c=6.5 in. a S $ 2 in. The centroidal moment of inertia is given as | (in 4)