GATE Physics: Questions 36 - 39 of 622

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 622 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 350.00 or

Question number: 36

» Thermodynamics and Statistical Physics » Calculation of Thermodynemic Quantities

Appeared in Year: 2016

Short Answer Question▾

Write in Short

N atoms of an ideal gas are enclosed in a container of volume Equation . The volume of the container is changed to Equation , while keeping the total energy constant. The change in the entropy of the gas, in units of Equation , is Equation , where Equation is the Boltzmann constant.

Question number: 37

» Nuclear and Particle Physics » Nuclear Shell Model

Appeared in Year: 2015

MCQ▾

Question

In the nuclear shell model, the potential is modeled as, Equation . The correct spin – parity and isospin assignments for the ground state of 13C is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 38

» Classical Mechanics » Mechanics of System of Particles

Appeared in Year: 2015

Short Answer Question▾

Write in Short

A particle of mass Equation falls freely in the earth’s gravitational field with an initial

velocity Equation . If air exerts a friction force of form, Equation , then for Equation , the velocity Equation at time Equation is ________ (up to two decimal places). (Use Equation and Equation )

Question number: 39

» Quantum Mechanics » Time-Independent Perturbation Theory

Appeared in Year: 2014

MCQ▾

Question

A particle is confined to a one dimensional potential box with the potential

Equation

If the particle is subjected to a perturbation, within the box, Equation , where Equation is a small constant, the first order correction to the ground state energy is –

Choices

Choice (4) Response

a.

0

b.

Equation

c.

Equation

d.

Equation

f Page
Sign In