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1
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

If a metal crystallises in bcc structure with edge length of unit cell $4.29 \times 10^{-8} \mathrm{~cm}$ the radius of metal atom is

A
$3.2 \times 10^{-7} \mathrm{~cm}$
B
$1.86 \times 10^{-8} \mathrm{~cm}$
C
$1.07 \times 10^{-7} \mathrm{~cm}$
D
$1.07 \times 10^{-8} \mathrm{~cm}$
2
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following statements is true about Schottky defect?

A
In this defect cation and anion are lacking in stoichiometric proportion
B
Formation of metal alloy is example of this defect
C
In this cation or anion moves from regular site to place between lattice site
D
In this regular cation is replaced by different cation
3
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

How many total constituent particles are present in simple cubic unit cell?

A
1
B
3
C
4
D
2
4
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The percentage of unoccupied volume in simple cubic cell is

A
52.40%
B
32.00%
C
47.60%
D
68.04%
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