COMEDK-UGET SERIES Physics
Atoms
9 previous year questions.
Volume: 9 Ques
Yield: Medium
High-Yield Trend
1
2015 2
2012 2
2010 2
2008 2
2006 Chapter Questions 9 MCQs
01
PYQ 2006
medium
physics ID: comedk-u
In Sommerfeld's atomic model, corres ponding to principal quantum number , there will be
1
3 elliptical orbits
2
3 circular or-bits
3
1 circular and 2 elliptical orbits
4
1 elliptical and 2 circular orbits
02
PYQ 2006
easy
physics ID: comedk-u
The most stable particle in Baryon group is
1
neutron
2
omega - particle
3
proton
4
lamda - particle
03
PYQ 2008
hard
physics ID: comedk-u
Angular momentum of an electron in an orbit of H atom is proportional to
1
2
3
4
04
PYQ 2008
medium
physics ID: comedk-u
Fine structure of spectral lines is accounted in Sommerfeld atom model by considering
1
elliptical orbits around the nucleus
2
relativistic change in mass of electron in elliptical orbits
3
spin of the electron
4
space quantisation of orbits
05
PYQ 2010
medium
physics ID: comedk-u
Angular frequency of an electron in Bohr atom with quantum number n is proportional to
1
2
3
4
06
PYQ 2010
medium
physics ID: comedk-u
Excited H atom emits a photon of energy , orbital angular momentum of electron changes by
1
2
3
4
07
PYQ 2012
medium
physics ID: comedk-u
"Plum pudding" model of an atom was proposed by
1
C.V. Raman
2
N . Bohr
3
E . Rutherford
4
J.J. Thomson.
08
PYQ 2012
medium
physics ID: comedk-u
In the case of the Bohr atom model, if and are the kinetic and potential energies of an electron in an orbit then,
1
2
3
4
09
PYQ 2015
medium
physics ID: comedk-u
The shortest wavelengths of Paschen, Balmer and Lyman series are in the ratio
1
2
3
4
About Atoms - COMEDK-UGET
Atoms is a vital chapter for COMEDK-UGET aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Atoms PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Atoms carry the most weight. Then, tackle the questions iteratively to solidify your understanding.