GATE Physics: Questions 170 - 173 of 290

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Question number: 170

» Mathematical Physics » Elements of Complex Analysis » Residue Theorem and Applications

Appeared in Year: 2013

Short Answer Question▾

Write in Short

For the function f(z)=16z(z+3)(z1)2 , the residue at the pole z=1 is (your answer should be an integer) _ .

Passage

In the Schmidt model of nuclear magnetic moments, we have,

μ=e2Mc(gll+gsS)

Where, the symbols have their usual meaning.

Question number: 171 (1 of 2 Based on Passage) Show Passage

» Atomic and Molecular Physics » LS and JJ Coupling

Appeared in Year: 2013

MCQ▾

Question

For the case j=l+12 ; where j is the total angular momentum, the expectation value SJ in the nuclear ground state is equal to –

Choices

Choice (4) Response

a.

j+12

b.

j2

c.

j12

d.

j2

Question number: 172 (2 of 2 Based on Passage) Show Passage

» Atomic and Molecular Physics » Zeeman and Stark Effects

Appeared in Year: 2013

MCQ▾

Question

For the O17 nucleus (A=17,Z=8) , the effective magnetic momentum is given by,

μeff=e2McgJ,

Where g is equal to, ( gs=5.59 for proton and 3.83 for neutron).

Choices

Choice (4) Response

a.

1.12

b.

0.77

c.

1.28

d.

1.28

Question number: 173

» Electromagnetic Theory » Solutions of Electrostatic and Magnetostatic Problems

Appeared in Year: 2011

MCQ▾

Question

A magnetic dipole of dipole moment m is placed in a non – uniform magnetic field B . If the position vector of the dipole is r , the torque acting on the dipole about the origin is –

Choices

Choice (4) Response

a.

m×B+r×(mB)

b.

r×(m×B)

c.

m×B

d.

r×(mB)

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