Q4) While removing a wheel to change a tire, a driver applies forces P-120 N at the ends of two of the arms of a lug wrench (see figure). The wrench is made of steel with shear modulus of elasticity G=80 GPa. Each arm of the wrench is 20 cm long and has a solid circular cross section of diameter d = 2 cm. (a) Determine the maximum shear stress in the arm th turning the lug nut (arm A). 20 cm d-2 cm 20 cm P-120 N

Q4) While removing a wheel to change a tire, a driver applies forces P-120 N at the ends of two of the arms of a lug wrench (see figure). The wrench is made of steel with shear modulus of elasticity G=80 GPa. Each arm of the wrench is 20 cm long and has a solid circular cross section of diameter d = 2 cm. (a) Determine the maximum shear stress in the arm th turning the lug nut (arm A). 20 cm d-2 cm 20 cm P-120 N

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

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Question

Q4) While removing a wheel to change a tire, a driver applies forces P= 120 N at the ends of two of the
arms of a lug wrench (see figure). The wrench is made of steel with shear modulus of elasticity G=80
GPa. Each arm of the wrench is 20 cm. long and has a solid circular cross section of diameter d=2 cm.
(a) Determine the maximum shear stress in the arm th
turning the lug nut (arm A).
20 cm
d-2 cm
20 cm
P-120 N

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