Related Questions

what is the monthly salary of Rahman ? Statements : 1. Rahman's basic salary is Tk. 100 more Rajan's salary who also serves in Rahman's company. 2. Other allowances drawn by Rajan besides his basic salary are Tk. 2,000 per month which is TK. 50 less than Rahan's salary . 3. Rajan's basic salary is TK. 1550 per month.
A Only II
B Only II and III
C Only I and II
D All I , II and II
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
A characteristic property of crystal is its periodicity of structure.
A True
B False
Crystal structure of a material is, generally, examined by
A Naked eye
B Optical microscope
C Metallurgical microscope
D X-ray techniques
Crystal size in a continuous crystalliser depends upon the
A Rate of heat transfer
B Degree of turbulence
C Degree of supersaturation
D All of the above
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

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