3 (a) Give the meanings of the terms tensile stress and Yourg's modulus. Define the quantity which relates these terms. (b) When measuring Young's modulus of a material it is common to use a specimen which is (1) very long, and (ii) very thin. Give the reasons for this.

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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3 (a) Give the meanings of the terms tensile stress
and Young's modulus. Define the quantity
which relates these terms.
(b) When measuring Young's modulus of a
material it is common to use a specimen
which is (1) very long, and (ii) very thin.
Give the reasons for this.
Transcribed Image Text:3 (a) Give the meanings of the terms tensile stress and Young's modulus. Define the quantity which relates these terms. (b) When measuring Young's modulus of a material it is common to use a specimen which is (1) very long, and (ii) very thin. Give the reasons for this.
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