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1
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the volume of unit cell when metal having density $1 \mathrm{~g} \mathrm{~cm}^{-3}$ and molar mass $23 \mathrm{~g} \mathrm{~mol}^{-1}$ crystallises to form bec structure.

A
$6.0 \times 10^{-23} \mathrm{~cm}^3$
B
$8.6 \times 10^{-23} \mathrm{~cm}^3$
C
$9.5 \times 10^{-23} \mathrm{~cm}^3$
D
$7.6 \times 10^{-23} \mathrm{~cm}^3$
2
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the relation between edge length and total volume occupied by atoms in bec unit cell?

A
$\mathrm{V}=\frac{\pi \mathrm{a}^3}{6}$
B
$\mathrm{V}=\frac{\sqrt{3} \pi \mathrm{a}^3}{8}$
C
$ \mathrm{V}=\frac{\pi \mathrm{a}^3}{3 \sqrt{2}}$
D
$\mathrm{V}=\frac{\pi \mathrm{a}^3}{16}$
3
MHT CET 2024 9th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the total number of atoms present in fcc unit cell?

A
2
B
4
C
6
D
1
4
MHT CET 2024 4th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the void volume of simple cubic unit cell if the volume of unit cell is $5.5 \times 10^{-22} \mathrm{~cm}^3$.

A
$1.435 \times 10^{-22} \mathrm{~cm}^3$
B
$1.761 \times 10^{-22} \mathrm{~cm}^3$
C
$2.619 \times 10^{-22} \mathrm{~cm}^3$
D
$3.880 \times 10^{-22} \mathrm{~cm}^3$
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