Choose the correct options for the following questions.
The spectrum of radiation from which particular radiation has been absorbed after passing through absorbing substance is called:
Difficulty: Easy
A:
Line absorption spectrum
B:
Band spectrum
C:
Continuous spectrum
D:
Line emission spectrum
Angular momentum of hydrogen electron is:
Difficulty: Easy
A:
$\frac{\underline{2n}}{\underline{2\pi}}$
B:
$\frac{\underline{nh}}{\underline{2\pi}}$
C:
$\frac{\underline{nh}}{\underline{\pi}}$
D:
$\frac{\underline{hc}}{\underline{2\pi}}$
X-rays have same nature as:
Difficulty: Easy
A:
Cathode rays
B:
Gamma rays
C:
Beta rays
D:
Alpha rays
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