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Elements Of Electromagnetics
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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p l:YV O %0 l. الوصف Note: Answer all questions Precipitation hardening is also known as .1 a) Age hardening b) Dispersion hardening c) Grain boundary strengthening d) Strain hardening With an increase in the size of precipitate particle, .2 magnitude of strengthening a) Decreases b) Increases c) Remains constant d) First increases then decrease In the first step of precipitation hardening, alloy .10 .3 temperature a) Recrystallization b) Melting c) Ageing d) Homogenizing .is heated to Coherency between the precipitating phase and the .4 .matrix phase is required for precipitation hardening a) True b) False Which of the following heat treatments is used for .5 ?precipitation hardening Heat to high temperature, cool rapidly, heat to .a intermediate temperature, then cool Heat to intermediate temperature, cool rapidly, .b heat to high temperature, then cool Heat to high temperature, then cool rapidly .c
Transcribed Image Text:p l:YV O %0 l. الوصف Note: Answer all questions Precipitation hardening is also known as .1 a) Age hardening b) Dispersion hardening c) Grain boundary strengthening d) Strain hardening With an increase in the size of precipitate particle, .2 magnitude of strengthening a) Decreases b) Increases c) Remains constant d) First increases then decrease In the first step of precipitation hardening, alloy .10 .3 temperature a) Recrystallization b) Melting c) Ageing d) Homogenizing .is heated to Coherency between the precipitating phase and the .4 .matrix phase is required for precipitation hardening a) True b) False Which of the following heat treatments is used for .5 ?precipitation hardening Heat to high temperature, cool rapidly, heat to .a intermediate temperature, then cool Heat to intermediate temperature, cool rapidly, .b heat to high temperature, then cool Heat to high temperature, then cool rapidly .c
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