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24- Which is the hardest? A) boron nitride B) tool steel C) titanium carbide D) aluminum oxide E) natural diamond •25- Which one is not used in the theoretical density calculation? A) atomic number B) temperature C) atomic weight D) unit cell volume E) avogadro's number •26- Which one has zero resistivity? A) conductor B) insulator C) semiconductor D) superconductor

24- Which is the hardest? A) boron nitride B) tool steel C) titanium carbide D) aluminum oxide E) natural diamond •25- Which one is not used in the theoretical density calculation? A) atomic number B) temperature C) atomic weight D) unit cell volume E) avogadro's number •26- Which one has zero resistivity? A) conductor B) insulator C) semiconductor D) superconductor

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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24- Which is the hardest?
A) boron nitride
B) tool steel
C) titanium carbide
D) aluminum oxide
E) natural diamond

•25- Which one is not used in the theoretical density calculation?
A) atomic number
B) temperature
C) atomic weight
D) unit cell volume
E) avogadro's number
•26- Which one has zero resistivity?
A) conductor
B) insulator
C) semiconductor
D) superconductor

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