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1-Compact Graphite cast iron was obtained from fast cooling rates.? T F 2-Strength and ductility of nodular iron approximately the same under tension and compressive loads.? T F 3-The grey should be heated to 700 oC for 30 hours to obtain malleable iron? T F 4-The carbon in CGI alloys is neither flakes nor cementite? T F 5-Exhaust manifold manufactured from white cast iron.? T F 6-The reduced section length of the tensile specimen should be at least four times the diameter.? T F 7-Tangent modulus is taken as the slope of the stress–strain curve at yield stress? T F 8-The magnitude of the modulus of elasticity is a measure of the resistance to separation of adjacent atoms? T F 9-Tensile tests are performed more frequently than any other mechanical test.? T F 10-Rockwell hardness values rise above 120 or drop below 20 on any scale, they become inaccurate.? T F

1-Compact Graphite cast iron was obtained from fast cooling rates.? T F 2-Strength and ductility of nodular iron approximately the same under tension and compressive loads.? T F 3-The grey should be heated to 700 oC for 30 hours to obtain malleable iron? T F 4-The carbon in CGI alloys is neither flakes nor cementite? T F 5-Exhaust manifold manufactured from white cast iron.? T F 6-The reduced section length of the tensile specimen should be at least four times the diameter.? T F 7-Tangent modulus is taken as the slope of the stress–strain curve at yield stress? T F 8-The magnitude of the modulus of elasticity is a measure of the resistance to separation of adjacent atoms? T F 9-Tensile tests are performed more frequently than any other mechanical test.? T F 10-Rockwell hardness values rise above 120 or drop below 20 on any scale, they become inaccurate.? T F

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
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1-Compact Graphite cast iron was obtained from fast cooling rates.?
 
 
 
T
 
 
 
F
 
 
2-Strength and ductility of nodular iron approximately the same under tension and compressive loads.?
 
 
 
T
 
 
 
F
 
 
3-The grey should be heated to 700 oC for 30 hours to obtain malleable iron?
 
 
 
T
 
 
 
F
 
 
4-The carbon in CGI alloys is neither flakes nor cementite?
 
 
 
T
 
 
 
F
 
 
5-Exhaust manifold manufactured from white cast iron.?
 
 
 
T
 
 
 
F
 
 
6-The reduced section length of the tensile specimen should be at least four times the diameter.?
 
 
 
T
 
 
 
F
 
 
7-Tangent modulus is taken as the slope of the stress–strain curve at yield stress?
 
 
 
T
 
 
 
F
 
 
8-The magnitude of the modulus of elasticity is a measure of the resistance to separation of adjacent atoms?
 
 
 
T
 
 
 
F
 
 
9-Tensile tests are performed more frequently than any other mechanical test.?
 
 
 
T
 
 
 
F
 
 
10-Rockwell hardness values rise above 120 or drop below 20 on any scale, they become inaccurate.?
 
 
 
T
 
 
 
F
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