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WorksheetsPhysics Test
Total questions: 10
Worksheet time: 8mins
Name
Class
Date
1.
Lasers are
a)
Highly monochromatic
b)
Highly directional
c)
High Intensity
d)
All the above
2.
The principle involved in optical fibres is
(a)
3.
GaAs is
(a)
4.
Semiconductors are calssified as
a)
n-type
b)
p-type
c)
s-type
d)
k-type
5.
Superconductors obey
a)
Meissner effect
b)
Zero resistivity
c)
Zero condcutivity
d)
Infinite resistivity
6.
1 nm =
(a)
7.
Which technique is known as top-down model
a)
Ball milling
b)
Chemical Vapour deposition
c)
Themal evaporation
d)
Solgel
8.
The band gap of conductors is
(a)
9.
Hall effect is used to determine
a)
Type of the Semiconductor
b)
electron value
c)
hole value
d)
all of the above
10.
Population inversion is acheived by
(a)
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