MHT-CET SERIES Physics
Atoms
5 previous year questions.
Volume: 5 Ques
Yield: Medium
High-Yield Trend
2
2022 1
2019 2
2009 Chapter Questions 5 MCQs
01
PYQ 2009
easy
physics ID: mht-cet-
If the electron in a hydrogen atom jumps from an orbit with level to an orbit with level the emitted radiation has a wavelength given by
1
2
3
4
02
PYQ 2009
medium
physics ID: mht-cet-
If an electron is revolving around the hydrogen nucleus at a distance of , what should be its speed ?
1
2
3
4
03
PYQ 2019
medium
physics ID: mht-cet-
Bohr model is applied to a particle of mass and charge is moving in a plane under the influence of a transverse magnetic field . The energy of the charged particle in the level will be ( Planck's constant)
1
2
3
4
04
PYQ 2022
easy
physics ID: mht-cet-
An electron jumps from the 4th orbit to the 2nd orbit of hydrogen atom. Given the Rydbergβs constant R = 107 m-1. The frequency in Hz of the emitted radiation is (c = 3x108 m/s)
1
x 1015
2
x 105
3
x 1015
4
x 105
05
PYQ 2022
medium
physics ID: mht-cet-
In hydrogen atom, radius of the smallest orbit of the electron is a0, the radius of the third orbit is
1
9 a0
2
a0
3
3 a0
4
6 a0