7th Edition

ISBN: 8220100257063

Author: BEER

Publisher: YUZU

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The term strain indicates the variation in an object's length, area, and volume when the object is subjected to an external force. The external force may be of normal, shear, moment, torque, etc. The strain in an object depends on the types of external f…

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Textbook Question

Chapter 2.9, Problem 77P

Two blocks of rubber with a modulus of rigidity G = 12 MPa are bonded to rigid supports and to a plate AB. Knowing that c = 100 mm and P = 45 kN, determine the smallest allowable dimensions a and b of the blocks if the shearing stress in the rubber is not to exceed 1.4 MPa and the deflection of the plate is to be at least 5 mm.

Chapter 2.9, Problem 77P, Two blocks of rubber with a modulus of rigidity G = 12 MPa are bonded to rigid supports and to a

Fig. P2.27 and P2.28

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Chapter 2.9, Problem 76P

Chapter 2.9, Problem 78P

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Chapter 2 Solutions

EBK MECHANICS OF MATERIALS

Ch. 2.1 - A nylon thread is subjected to a 8.5-N tension...Ch. 2.1 - A 4.8-ft-long steel wire of 14 -in.-diameter is...Ch. 2.1 - An 18-m-long steel wire of 5-mm diameter is to be...Ch. 2.1 - Two gage marks are placed exactly 250 mm apart on...Ch. 2.1 - An aluminum pipe must not stretch more than 0.05...Ch. 2.1 - A control rod made of yellow brass must not...Ch. 2.1 - A steel control rod is 5.5 ft long and must not...Ch. 2.1 - A cast-iron tube is used to support a compressive...Ch. 2.1 - A 4-m-long steel rod must not stretch more than 3...Ch. 2.1 - A nylon thread is to be subjected to a 10-N...

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Solution Summary: The author calculates the smallest allowable dimension a and b of the blocks. The modulus of rigidity G is 12MPa

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Chapter 2 Solutions