Atomic and Molecular Physics [GATE (Graduate Aptitude Test in Engineering) Physics]: Questions 44 - 47 of 58

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Question 44

Atomic and Molecular Physics

Appeared in Year: 2008

Question

MCQ▾

The four possible configurations of neutrons in the ground state of nucleus, according to the shell model, and the associated nuclear spin are listed below. Choose the correct one –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 45

Appeared in Year: 2007

Question

MCQ▾

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

Question 46

Appeared in Year: 2008

Question

MCQ▾

The molecular spectra of two linear molecules and are recorded in the microwave region. Which one of the following statement is correct?

Choices

Choice (4)Response

a.

would show absorption lines, but not

b.

The molecules would not show absorption lines

c.

would show absorption lines, but not

d.

The molecules would show absorption lines

Question 47

Appeared in Year: 2006

Question

MCQ▾

A vibrational – electronic spectrum of homonuclear binary molecules, involving electronic ground state and excited , exhibits a continuum at . If the total energy of the dissociated atoms in the excited state exceeds the total energy of the dissociated atoms in the ground state by , then dissociation energy of the molecule in the ground state is –

Choices

Choice (4)Response

a.

b.

c.

d.

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