An axial pull of 40000 N is acting on a bar consisting of three sections of length 30 cm, 25 cm and 20 cm and of diameters 2 cm, 4 cm and 5 cm respectively. If the Young’s modulus = 2 × 105 N/mm2, determine : (i) stress in each section and (ii) total extension of the bar.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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An axial pull of 40000 N is acting on a bar consisting of three sections of length 30 cm, 25 cm and 20 cm and of diameters 2 cm, 4 cm and 5 cm respectively. If the Young’s modulus = 2 × 105 N/mm2, determine : (i) stress in each section and (ii) total extension of the bar.

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Step 1: Determine the given data



Given data

Mechanical Engineering homework question answer, step 1, image 1

E equals 2 x 10 to the power of 5 m p a
T o space f i n d
1 right parenthesis space S t r e s s space o m space e a c h space s e c t i o n
2 right parenthesis space T o t a l space e x t e n s i o n

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