LIF101 Mid-semester examination
22-9-2012, 7:30 to 9:30 AM
Please write your name and Roll No. and sign the Objective response sheet. All questions have only ONE
correct choice either A, B, C or D. Please fill the bubble corresponding to your choice in th

Central force motion II
Q1. Show that for a particle moving in a central force
= 3 , the vector
= + r is a constant of motion (the vector is called the Runge Lenz vector).
Q2. The orbit of a particle moving in a central force = () is found to be of the

Central force motion (one and a half tutorial).
Q1. A spaceship is sent to investigate a planet of mass M and radius R. While hanging
motionless in space at a distance 6R from the centre of the planet, the ship fires an instrument
package with velocity V0

3D rigid body rotation
Q1. Consider a rigid body consisting of three point masses A, B and C of masses m, m and 2m,
connected by massless rods in the form of an isosceles right angled triangle as show. It is given
that the hypotenuse length is 4k. Draw a

Exercises in Statistical Mechanics
Based on course by Doron Cohen, has to be proofed
Department of Physics, Ben-Gurion University, Beer-Sheva 84105, Israel
This exercises pool is intended for a graduate course in statistical mechanics. Some of the
problem

VASANTH 2016
PHY 325 Advanced Physics Experiments
1.
Velocity of light Foucaults Method
Aim: To determine the velocity of light
2. Photoelectric Effect
Aim: To study the characteristic of photoelectric emission (IV for different wavelengths and
different

Indo-French Centre for the Promotion of Advanced Research (IFCPAR/CEFIPRA) is Indias first and Frances only bilateral
organisation outside France which has been in existence for the past 28 years, committed to promote collaboration between the
scientific

PY2104 - Introduction to thermodynamics and Statistical
physics
Review Problems - solutions. Part VI: The partition
function and Maxwell-Boltzmann distribution
1) (This question was discussed in class; see paramagnetism).
(i) The partition function is
z =

Indian Institute of Science Education and Research, Trivandrum
PHY-413
Quantum Mechanics-2
Assignment 4
28.09.2016
Notes:
1. Deadline: 13 October 2016
1. Consider a one-dimensional anharmonic oscillator,
2
2 2
= p + m x +
H
x3 ,
2m
2
(1)
where the anhar

Choose the correct option:
1. Which of the following statements are correct?
a. Neurons can receive but cannot transmit electrical signal
b. Muscles can receive as well as transmit electrical signal
c. Muscles can transmit while neurons can only receive e

LECTURES # 7 AND # 8
Particle on a ring:
Rotation in 2 dimensions:
Angular momentum L = r x p =
^i
x
^j
^k
y
z
px py
pz
Lx = ypz zpy , Ly = zpx xpz , Lz = xpy - ypx
L. L = L2 = Lx2 + Ly2 + Lz2
In classical mechanics, we know all the three components of an

Lecture Notes # 10 and 11
Hydrogenic Atoms:
2
Potential energy = 4
mN and charge +Ze.
; r is the distance of the electron from the nucleus of mass
= (. ) + (. ) +
2 =
=
2 2
2 2
2
2
2
4
2
2
2
+
+
2 2 2
;
2
2
2
+
+
2
2 2
2 =
Separation of internal

LIF101 Mid-semester
22-2-2014, 7:30 to 9:30 AM
Please write your name and Roll No. and sign the Objective response sheet. All questions have only ONE
correct choice either A, B, C or D. Please fill the bubble corresponding to your choice in the answer
she

Short tutorial set on Special Relativity
Q1. A flash light is emitted at an angle w.r.t x- axis as seen from a rocket moving with speed v
along the x-direction. What is the angle that the direction of the flash light makes w.r.t. the x axis in
the lab fra