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JEE Main Physics Class 12 Atoms and Nuclei Part 3 Questions
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© examsnet.com
Question : 3
Total: 69
An electron rotates in a circle around a nucleus having positive charge
Ze
. Correct relation between total energy (E) of electron to its potential energy
(
U
)
is:
[5 Apr 2024 Shift 1]
E
=
2
U
2
E
=
3
U
E
=
U
2
E
=
U
Validate
Solution:
👈: Video Solution
F
=
k
(
Ze
)
(
e
)
r
2
=
m
v
2
r
KE
=
1
2
m
v
2
=
1
2
K
(
Ze
)
(
e
)
r
PE
=
−
K
(
Ze
)
(
e
)
r
TE
=
K
(
Ze
)
(
e
)
2
r
−
K
(
Ze
)
(
e
)
r
=
−
K
(
Ze
)
(
e
)
2
r
TE
=
PE
2
2
TE
=
PE
Option (4)
© examsnet.com
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