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Tardigrade
Question
Physics
Continuous emission spectrum is produced by
Q. Continuous emission spectrum is produced by
1618
146
KCET
KCET 2009
Atoms
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A
Mercury vapour lamp
13%
B
Sodium vapour lamp
19%
C
The Sun
35%
D
Incandescent electric lamp
33%
Solution:
Incandescent electric lamp produces continuous emission spectrum whereas mercury and sodium vapour give line emission spectrum. Polyatomic substances such as
H
2
,
C
O
2
and
K
M
n
O
4
produces band absorption spectrum.