Engineering Mechanics: Statics & Dynamics (14th Edition)
Engineering Mechanics: Statics & Dynamics (14th Edition)
14th Edition
ISBN: 9780133915426
Author: Russell C. Hibbeler
Publisher: PEARSON
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Chapter 22.6, Problem 73P
To determine

The differential equation that describes the motion in terms of the angle of the bars rotation and the damping coefficient of the dashpot.

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CORRECT ANSWER ONLY WITH COMPLETE FBD. PREFERABLY HANDWRITTEN. I WILL UPVOTE  1. The beam shown carries the following loads:Total dead load, wDL = 36 kN/mConcentrated live load, PLL = 240 kNThe beam section is HSS16X12X3/8 with properties:Span, L = 6 mArea, A = 12,100 mm2Moment of inertia about x-axis, Ix = 292 x 106 mm4Fy = 345 MPa  1. Calculate the location of the live load, from the left support, for maximum moment to occur at the fixed support.Answer: 2.536 m2. Calculate the maximum moment. Answer: 439.128 kN-m
CORRECT ANSWER AND COMPLETE FBD ONLY. I PREFER HANDWRITTEN BUT ITS OKAY IF NOT. I WILL UPVOTE 2. The space truss shown is supported by ball-and-socket joints at A, B and C. Factored loads P1 and P2 areacting on joints D and E, respectively, towards the negative y-direction. 1. Calculate the stress of member CE, indicate tension or compression. Answer: 23.61 MPa Tension2. Calculate the stress of member AD, indicate tension or compression. Answer: 21.01 MPa Compression3. Calculate the stress of member CD, indicate tension or compression. Answer: 11.03 MPa Tension
CORRECT ANSWER AND COMPLETE FBD ONLY. I PREFER HANDWRITTEN BUT ITS OKAY IF NOT. I WILL UPVOTE 3. The frame has pin supports at A and E, subject to a wind load. Treat joint C to be an internal hinge. Given:Dimensions, H1 = 3.0 m; H2 = 4.5 m; L = 10.0 mWind loads, wWL (AB) = 4.8 kN/m; wWL (BC) = 3.9 kN/m; wWL (CD) = 1.5 kN/m; wWL (DE) = 1.2 kN/mMembers are made of A36 steel Wide Flange Section with the following properties:Area, A = 64000 mm2Depth, d = 762 mmFlange width, bf = 371 mmThickness of web, tw = 32 mmThickness of flange, tf = 57.9 mmMoment of inertia about x-axis, Ix = 6080 x 106 mm4The wide flange is oriented so that the bending is about the x-axis1. Calculate the stress in member AB, due to the axial load it carries, indicate if tension or compression.Answer: 0.0476 MPa Tension2. Calculate the stress in member DE, due to the axial load it carries, indicate if tension or compression.Answer: 0.2351 MPa Compression3. Calculate the maximum bending stress at B. Answer: 4.282 MPa

Chapter 22 Solutions

Engineering Mechanics: Statics & Dynamics (14th Edition)

Ch. 22.1 - While standing in an elevator, the man holds a...Ch. 22.1 - Determine the natural period of vibration of the...Ch. 22.1 - Prob. 13PCh. 22.1 - Prob. 14PCh. 22.1 - Prob. 15PCh. 22.1 - Prob. 16PCh. 22.1 - Prob. 17PCh. 22.1 - The uniform beam is supported at its ends by two...Ch. 22.1 - Prob. 19PCh. 22.1 - A uniform board is supported on two wheels which...Ch. 22.1 - If the wire AB is subjected to a tension of 20 lb,...Ch. 22.1 - The bar has a length l and mass m. It is supported...Ch. 22.1 - Prob. 23PCh. 22.1 - Prob. 24PCh. 22.1 - If the disk in Prob. 22-24 has a mass of 10 kg,...Ch. 22.1 - A flywheel of mass m which has a radius of...Ch. 22.1 - Prob. 27PCh. 22.1 - The platform AB when empty has a mass of 400 kg...Ch. 22.1 - The plate of mass m is supported by three...Ch. 22.2 - Prob. 30PCh. 22.2 - Prob. 31PCh. 22.2 - Prob. 32PCh. 22.2 - If the 20-kg wheel is displaced a small amount and...Ch. 22.2 - Determine the differential equation of motion of...Ch. 22.2 - Prob. 35PCh. 22.2 - Prob. 36PCh. 22.2 - Prob. 37PCh. 22.2 - Prob. 38PCh. 22.2 - Prob. 39PCh. 22.2 - If the slender rod has a weight of 5 lb, determine...Ch. 22.6 - If the block-and-spring model is subjected to the...Ch. 22.6 - A block which has a mass m is suspended from a...Ch. 22.6 - A 4-lb weight is attached to a spring having a...Ch. 22.6 - A 4-kg block is suspended from a spring that has a...Ch. 22.6 - Use a block-and-spring model like that shown in...Ch. 22.6 - A 5-kg block is suspended from a spring having a...Ch. 22.6 - The uniform rod has a mass of m. If it is acted...Ch. 22.6 - Prob. 48PCh. 22.6 - The light elastic rod supports a 4-kg sphere. When...Ch. 22.6 - Find the differential equation for small...Ch. 22.6 - Prob. 51PCh. 22.6 - Prob. 52PCh. 22.6 - The fan has a mass of 25 kg and is fixed to the...Ch. 22.6 - In Prob. 22-53 , determine the amplitude of...Ch. 22.6 - Prob. 55PCh. 22.6 - Prob. 56PCh. 22.6 - Prob. 57PCh. 22.6 - Prob. 58PCh. 22.6 - Prob. 59PCh. 22.6 - Prob. 60PCh. 22.6 - Prob. 61PCh. 22.6 - Prob. 62PCh. 22.6 - Prob. 63PCh. 22.6 - Prob. 64PCh. 22.6 - Prob. 65PCh. 22.6 - Determine the magnification factor of the block,...Ch. 22.6 - Prob. 67PCh. 22.6 - The 200-lb electric motor is fastened to the...Ch. 22.6 - Prob. 69PCh. 22.6 - Prob. 70PCh. 22.6 - If the amplitude of the 50-lb cylinder's...Ch. 22.6 - Prob. 72PCh. 22.6 - Prob. 73PCh. 22.6 - Prob. 74PCh. 22.6 - Prob. 75PCh. 22.6 - Prob. 76PCh. 22.6 - Prob. 77PCh. 22.6 - Prob. 78PCh. 22.6 - Prob. 79P
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