Atomic and Molecular Physics-Electric Dipole Transition and Selection Rules (GATE (Graduate Aptitude Test in Engineering) Physics): Questions 1 - 4 of 6

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Question number: 1

» Atomic and Molecular Physics » Electric Dipole Transition and Selection Rules

Appeared in Year: 2016

MCQ▾

Question

Which of the following statements is NOT correct?

Choices

Choice (4) Response

a.

A deuteron can be disintegrated by irradiating it with gamma rays of energy .

b.

A deuteron has no excited states.

c.

A deuteron has no electric quadrupole moment.

d.

The state of deuteron cannot be formed.

Question number: 2

» Atomic and Molecular Physics » Electric Dipole Transition and Selection Rules

Appeared in Year: 2011

MCQ▾

Question

For a multi – electron atom specify the one – electron orbital angular momentum, total orbital angular momentum and total spin angular momentum, respectively. The selection rules for electric dipole transition between the two electronic energy levels, specific by are –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 3

» Atomic and Molecular Physics » Electric Dipole Transition and Selection Rules

Appeared in Year: 2007

MCQ▾

Question

In accordance with the selection rules for electric dipole transitions, the state of helium can decay by photon emission to the states –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 4

» Atomic and Molecular Physics » Electric Dipole Transition and Selection Rules

Appeared in Year: 2007

MCQ▾

Question

The and lines of will split on the application of a weak magnetic field into –

Choices

Choice (4) Response

a.

lines each

b.

lines each

c.

and lines respectively

d.

and lines respectively

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