I need detailed help solving this exercise from homework of Applied Mechanics. I do not really understand how to do, please do it step by step, not that long but clear. Thank you! Problem 4When = 30°, the 50-kg uniform block compresses the two horizontal springs 100 mm. Take k = 10kN/m and neglect the mass of the links.(a) Draw the free body diagram and specify the positions of the gravity center of the block (y) anddeformation of the spring (x), and express y and x, in terms of 0.(b) Find the virtual displacement Sy, and 8x of the positions due to a virtual rotation 80.(c) Write the virtual work equation.S(d) Determine the magnitude of the applied couple moments M needed to maintain equilibrium.50 mm400 mmk100 mm200 mm100 mmFig. 42 MBM

We have a 50 kg uniform block supported by two springs and two links. The block is in equilibrium at…

Answered: Problem 4 When = 30°, the 50-kg uniform…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Using Method of Area solve.. The beam has a loose fit built-in support at B which allows the end of the beam to rotate through the angle Ө0 = 0.75° when the load is applied, as shown in the detail. E = 72 GPa and I = 120 x 106mm4. Determine the following: Reaction at A (kN) Moment at B (kN m) Slope at A in radians Displacement at the application of 200kN load
Bar ABC has a rectangular cross section of 300mm by 100mm. Attached rod DB has a diameter of 20mm. Determine the vertical displacement of point C due to the loading. Consider only the effect of bending in ABC and axial force in DB. E=200GPa. Use the unit load method.
The three forces act on the pipe assembly. If F1 = 80N and F2= 50 N replace this force system by an equivalent resultant force and couple moment acting at O. Express the results in Cartesian vector form.
The sphere at A is given a downward velocity vo of magnitude 6 m/s and swings in a vertical plane at the end of a rope of length, I = 2 m attached to a support at 0. Determine the angle u at which the rope will break, knowing that it can withstand a maximum tension equal to twice the weight of the sphere. B Vo
= o Given: A solid circle rod which is 3 m long with a diameter of d 30 mm. The rod has an applied axial load of P = 85 kN, an elastic modulus of E = 70 GPa and a Poisson's ratio of v = 1/3. P P 3 m o Find: The elongation of the bar, ▲ and the change in the diameter, Ad.
19.
What is the value of the vertical reaction force at E in N? if P = 32-N. (Note: enter your numeric answer only. No need to enter units. Give your answer to three decimal places and negative in the down direction). Ey = -2 m- -2 m D E C 1.5 m B.
Determine the normal strain EAB in wire AB.
The steel rod has a circular cross section. If it is gripped at its ends and a couple moment of M = 12 lb # in is developed at each grip, determine the stress acting at points A and B and at the centroid C.
3. A rigid bar is supported by two rods which are made of different materials. Rod A is a steel rod which has a modulus of elasticity of 29 000 ksi and Rod B is made of bronze which has a modulus of elasticity of 14 500 ksi. If the bar is horizontal before applying the load P, find the distance x that locates the position where P must applied so that the bar will remain horizontal. Neglect the weight of the bar AB. L= 3 ft A 0.2 in.? L= 2 ft A = 0.4 in.2 A 10 ft
Determine the force in each member of the structure and establish whether the members are in tension or compression. Establish P1= 45 KN, P2= 30 KNSolve the problem considering the following: The force P1 will be the maximum point of a triangularly distributed load with a horizontal distribution of X meters.You must leave the solution in terms of X and show the particular solution when X is equal to 0m and 2m.
42 52,36 gad/sec 2. A rotating motor weighting 3 ton (mass) is fixed in the middle of the two simple beams as shown in Figure 2. Each beam length L = 8m, motor runs at I = 2₁5 x108mm 4, and E = 2000, 000 Mpa The and produces a force of nokN at this speed. Assume the beams are massless. (1) Compute the maximum displacement X(steady-state displacement) due to the dynamic load When dumping ratio (E) is 2 (2) Determine the damping ratio (5) required to reduce the displacement form (1) to half Dmax= PL3 48E1 A Rotating f 14/2 4121 motor 42 Figurez

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