Quantum Mechanics-Spin-Statistics Connection (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 8 - 11 of 12

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Question number: 8

» Quantum Mechanics » Spin-Statistics Connection

Appeared in Year: 2013

MCQ▾

Question

Consider three particles A, B and C each with an attribute S that can take two values Let and at a given instant. In the next instant, each S value can change to with probability . The probability that remains unchanged is – (June – 2013)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 9

» Quantum Mechanics » Spin-Statistics Connection

Appeared in Year: 2013

MCQ▾

Question

A spin particle A undergoes the decay,

where it is know that B and C are also spin particles. The complete set of allowed values of the spin of the particle D is – (June)

Choices

Choice (4) Response

a.

b.

c.

d.

Passage

In a system consisting of two spin particles labeled 1 and 2, let and denote the corresponding spin operators. Here, and are the three Pauli matrices. (June)

Question number: 10 (1 of 2 Based on Passage) Show Passage

» Quantum Mechanics » Spin-Statistics Connection

Appeared in Year: 2011

MCQ▾

Question

In the standard basis the matrices for the operators and respectively,

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 11 (2 of 2 Based on Passage) Show Passage

» Quantum Mechanics » Spin-Statistics Connection

Appeared in Year: 2011

MCQ▾

Question

These two operators satisfy the relation,

Choices

Choice (4) Response

a.

b.

c.

d.

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