Related Questions

Quartz crystal is most commonly used in crystal oscillators because ___________
A It has superior electrical properties
B It is easily available
C It is quite inexpensive
D None of the above
The crystal oscillator frequency is very stable due to ___________ of the crystal
A Rigidity
B Vibrations
C Low Q
D High Q
If the crystal frequency changes with temperature, we say that crystal has ___________ temperature coefficient
A Positive
B Zero
C Negative
D None of the above
The material property which depends only on the basic crystal structure is
A Fatigue strength
B Work hardening
C Fracture strength
D Elastic constant
A crystal diode utilises ___________ characteristic for rectification
A reverse
B forward
C forward or reverse
D none of the above
In a certain community, property is assessed at 60% of its appraised value and taxed annually at the rate of Tk. 4.00 per Tk. 100 of assessed value. If a taxpayer is assessed Tk. 240 per quarter in property taxes, what is the appraised value of the property?
A TK.6000
B TK.22,500
C TK.24000
D TK.40,000
E TK.60,000
Most of the common metals have __________ crystal structure.
A Cubic
B Hexagonal
C Orthorhombic
D None of these
Deformation band is absent in materials having __________ lattice crystal structure.
A Fcc
B Bcc
C Hcp
D None of these
The crystal structure of brass is
A F.C.C.
B B.C.C.
C H.C.P.
D Orthorhombic crystalline structure
Crystal structure of a material is, generally, examined by
A Naked eye
B Optical microscope
C Metallurgical microscope
D X-ray techniques

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