1
MHT CET 2024 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from following nanomaterials has two dimensions less than 100 nm ?

A
Nano wires
B
Microcapsules
C
Quantum dots
D
Nanorings
2
MHT CET 2024 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the radius of an atom of metal if it forms simple cubic unit cell with edge length 380 pm.

A
285.0 pm
B
67.2 pm
C
190.0 pm
D
82.3 pm
3
MHT CET 2024 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the number of unit cells in 10.8 g metal $\left(\varrho a^3=7.2 \times 10^{-22} \mathrm{~g}\right)$

A
$1.5 \times 10^{22}$
B
$3.0 \times 10^{22}$
C
$4.5 \times 10^{22}$
D
$6.0 \times 10^{22}$
4
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the total number of particles present in bcc unit cell?

A
1
B
2
C
3
D
4
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