Related Questions

Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material?
A Slag cement
B Glasses
C Porcelain/Potteries
D Teflon
Which of the following ceramic packing materials is the costliest of all?
A Berl saddles
B Raschig rings
C Pall rings
D Intalox saddles
Ceramic materials are
A Organic in nature
B Stronger in compression than in tension
C Always amorphous in nature
D Always bad heat conductors
Ceramic materials
A Are exemplified by clay and mica
B Are poor electrical conductors due to lack of free electrons
C Never exhibit polymorphism
D All of the above
Silicon is not suitable for fabrication of light emitting diodes because it is
A An indirect band gap semiconductor
B Direct band gap semiconductor
C Wideband gap semiconductor
D Narrowband gap semiconductor
Which of the following elements is not suitable for the fabrication of a light emitting diode structure?
A Gallium phosphide
B Indium gallium nitride
C Germanium
D Gallium arsenide
Which of the following is not used as the ceramic material in 'cermets'?
A Silicides
B Oxides
C Carbides
D Nitrides
Ferromagnetic ceramic material is not used in the
A Thermal insulation
B Transformers
C Magnetic switches
D Television sets
Synonym of the word: Fabrication
A disconnect
B dismantle
C assemble
D repair
According to the fabrication in semication in semiconductor production is:
A A particular market segment
B A type of business
C A particular process
D The IT value chain

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