A square plate 2 m on each side is supported by four steel tie rods 6-mm-diameter from an overhead central point as shown in the figure STRM10. The plate supports a surface load of W in kPa. The point of attachment A is 1.25 m above the plane of the plate. 1.25 m 2 m 2m 1) Determine the maximum load W (kPa) the tie rods can support if the allowable tensile stress on it is 450 MPa. В. 12.83 D. 5.64 Determine the elongation of each steel tie rod if W = 8.5 kPa. A. 8,43 С. 10.12 2) A. 4.28 mm B. 6.46 mm C. 2.84 mm Determine the vertical displacement of the plate. A. 4.28 mm C. 2.84 mm D. 3.54 mm 3) B. 6.46 mm D. None of the above 1A 1B 10 1D 2A O 28 O 20 O 2D 3A O 3B O 30 O 3D

A square plate 2 m on each side is supported by four steel tie rods 6-mm-diameter from an overhead central point as shown in the figure STRM10. The plate supports a surface load of W in kPa. The point of attachment A is 1.25 m above the plane of the plate. 1.25 m 2 m 2m 1) Determine the maximum load W (kPa) the tie rods can support if the allowable tensile stress on it is 450 MPa. В. 12.83 D. 5.64 Determine the elongation of each steel tie rod if W = 8.5 kPa. A. 8,43 С. 10.12 2) A. 4.28 mm B. 6.46 mm C. 2.84 mm Determine the vertical displacement of the plate. A. 4.28 mm C. 2.84 mm D. 3.54 mm 3) B. 6.46 mm D. None of the above 1A 1B 10 1D 2A O 28 O 20 O 2D 3A O 3B O 30 O 3D

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

A rigid bar AB is hinged at A and supported by copper rod 2 m long and steel rod i m long as shown in fig. the bar carries a load of 20 KN at B. the cross section areas of steel and copper are 200 mm2 and 400 mm2 respectively find the stress in each rod ?if Es=210 GPa and Ec=83 GPa Copper rod 2m Steel rod- -1 m- 1m 2 m m- B 20 KN
Problem 2 The rigid bar is plnned at A and held by two flexible bars at E and C. The load P Is applled at B. The two flexible bars FE and DC each have a diameter of 1 In. The flexible bars are elastic- perfectly plastic with a yleld stress equal to 20 ksl and a yleld strain of 0.001. Determine the following: The load R, at first yleld and the corresponding deflection at B, &, The ultimate load Pu and the corresponding deflection du The permanent deflection and residual stresses in each rod if the ultimate load is removed Construct P - A curve showing yield, ultimate and permanent deformation o (ksi) 1 ft E F 1 ft1 ft 20 B P e (in./in.) 0.001 1 ft D 2 ft 1 ft A
2. Determine the normal stress in members BD, AC, and BC in the truss shown. The cross- sectional area of each member is 1500 mm2. Indicate whether the stresses are tensile (T) or compressive (C). Use 2 decimal places in every solved value. 10 m 10 m 10 m K 6 т H 6 т 15° 15° 50 kN 40 kN E F 6 т C D б т A B
The steel bar AB has a diameter of 30mm and is connected to the brass bar BC. The two bars are fixed to unyielding supports at the top (point A) and bottom (point C) ends. If there is a temperature rise of 50°C, calculate the compressive force induced in the rods (ABC). Note: For steel (E = 200 GPa, as = 11.7 x 106 °C) and for brass (E = 105 GPa, qb= 20.9 x 10-6/ °C). 250 mm 300 mm A B -30-mm diameter -50-mm diameter
The compound shaft consists of a solid aluminum segment (1) and a hollow brass segment (2) that are connected at flange B and securely attached to rigid supports at A and C. Aluminum segment (1) has a diameter of 0.95 in., a length of L1 = 50 in., a shear modulus of 3800 ksi, and an allowable shear stress of 6.7 ksi. Brass segment (2) has an outside diameter of 0.85 in., a wall thickness of 0.13 in., a length of L2 = 38 in., a shear modulus of 6400 ksi, and an allowable shear stress of 8.0 ksi. Determine:(a) the allowable torque TB that can be applied to the compound shaft at flange B.(b) the magnitudes of the internal torques in segments (1) and (2).(c) the rotation angle of flange B (relative to support A) that is produced by the allowable torque TB.
The copper rod AB and steel rod BC are joined at the collar B and fixed connected at their ends. If there is no load in the members when T1 = 17°C, determine the average normal stress in each member when T2 = 47°C. Also, how far will the collar be displaced? The cross-sectional area of each member is 1130 mm?. %3D Сopper Steel Elastic Modulus (GPa) 120 200 Coefficient of thermal expansion (1/°C) 17x10-6 12x10-6 В 1 m 0.6 m-
2. Member AB shown in the figure supports a 5 N/mm uniformly distributed load and 4kN concentrated load as shown in the figure. Determine the position x of these loads so that the average tensile stress in the tie rod AC is equal to 90% of the compressive stress at the smooth support B. The rod has a diameter of 19 mm and the contact area at is 700mm². (Hint: quadratic formula) B A X 5 N/mm 4 kN 300mm B
Two steel rods are welded together (see figure);the seam is oriented at angle θ = 50°. The stresses onthe rotated element are σ x1 = 10 ksi, σy1 = -12 ksi,and τx1y1 = -5 ksi. Find the state of plane stress onthe element if it is rotated clockwise to align the x1axis with the longitudinal axis of the rods.
The pin-connected assembly consists of aluminum rods (1) and (2) and steel rod (3). The aluminum rods each have a diameter of 11 mm and an elastic modulus of E = 78 GPa. The steel rod has a diameter of 16 mm and an elastic modulus of E = 200 GPa. Assumea = 4.1 m, b= 1.2 m, and c= 1.2 m. What is the magnitude of load P that is necessary to displace point A 12 mm to the left? a (1) (3) A B (2) Answer: P = i kN
Radius of the pin at C is 3mm. While at static equilibrium, we know that a force P of magnitude 500 N is applied to the pedal shown, calculate (a) The average shearing stress in the pin at C (b) the corresponding bearing stress in the pedal at C, (c) the corresponding bearing stress in each support bracket at C. 9 mm T 5 mm C A 75 mm 125 mm B 300 mm PI D
When the temperature is at 30°C, the steel pipe fits snugly between the two fuel tanks. When fuel flows through the pipe, it causes the temperature to vary along the pipe as T = (3x² 20x + 120)°C. Calculate the normal stress developed in the pipe. Assume each tank provides a rigid support at A and B. a=12X10-6/°C - 150 mm 10 mm- Section a - a -6 m a a B
Required information A force P of magnitude 700 N is applied to the pedal shown. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. 75 mm 9 mm 300 mm - B 125 mm 5 mm Determine the diameter of the pin at Cfor which the average shearing stress in the pin is 40 MPa. The diameter of the pin at Cis mm.