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Solved: In lab tests on a 9.25-cm cube of a certain
Chapter 11, Problem 38E(choose chapter or problem)
In lab tests on a \(\text { 9.25- } \mathrm{cm}\) cube of a certain material, a force of
\(1375 \mathrm{~N}\) directed at \(8.50^{\circ}\) to the cube (Fig. E11.38) causes the cube to deform through an angle of \(1.24^{\circ}\). What is the shear modulus of the material?
Equation Transcription:
°
°
Text Transcription:
9.25-cm
1375 N
8.50^circ
1.24^circ
Questions & Answers
QUESTION:
In lab tests on a \(\text { 9.25- } \mathrm{cm}\) cube of a certain material, a force of
\(1375 \mathrm{~N}\) directed at \(8.50^{\circ}\) to the cube (Fig. E11.38) causes the cube to deform through an angle of \(1.24^{\circ}\). What is the shear modulus of the material?
Equation Transcription:
°
°
Text Transcription:
9.25-cm
1375 N
8.50^circ
1.24^circ
ANSWER:
Solution 38E
This question is based on the concept of shear modulus. Mathematically, shear modulus is given as …..(1)
Now, the force 1375 N is applied at an angle of . Therefore, we shall have to calculate its horizontal component, which is
.