STAGE 2 PHYSICS
Skills Assessment Task: Electricity and Magnetism
Purpose
This assessment provides you with the opportunity to demonstrate your ability to
represent, analyse, and interpret investigations in physics through the use of technology
and numera
Instruction Manual and
Experiment Guide for the
PASCO scientific Model
012-04046C
5/92
SF-8607 and SF-8608
Basic Current Balance
and
Current Balance Accessory
SF-8607
Basic Current Balance
SF-8608
Current Balance Accessory
Copyright June 1989
$5.00
Basic
Experiment 19: The Current Balance
Figure 19.1: Current Balance Arrangement for Varying Current or Length
From Left to Right: Power Supply, Current Balance Assembly, Ammeter (20A DCA scale, 20A jack). North pole of
magnet is red; south pole of magnet is w
PHYS30201 Mathematical Fundamentals of Quantum Mechanics 2016-17:
Examples 3
1. Let |i and |i be possible states of a quantum mechanical particle in 1-D, which moves in a
potential V (x). Write down position-space representations of the following expressi
PHYS30201 Mathematical Fundamentals of Quantum Mechanics 2015-16:
Examples 5
1. A particle mass m moves in the 1-D potential given by V (x) = for x < 0 and x > a, and
V (x) = sin(x/a) for 0 < x < a. Treating this as a perturbation on an infinite square
we
PHYS30201 Mathematical Fundamentals of Quantum Mechanics 2016-17:
Examples 1
The questions marked * are problems which everyone should attempt. The rest are proofs that
fill in some of the more important gaps in the notes (or in one case (13) a harder exa
PHYS30201 Mathematical Fundamentals of Quantum Mechanics 2016-17:
Solutions 5
(1) = sin(x/a) for 0 < x < a and 0 elsewhere. The
1. For this case, the perturbation is H
p
ground state wavefunction of the unperturbed square well is 0 (x) = 2/a sin(x/a), so
PHYS30201 Mathematical Fundamentals of Quantum Mechanics 2016-17:
Solutions 2
1. i) Ket; bra is hb|A + hd| .
ii) Bra; ket is |di + |ci. Note the placement of the scalars is purely conventional.
iii) Strictly, nothing. Assuming I is meant, it is an operato
PHYS30201 Mathematical Fundamentals of Quantum Mechanics 2016-17:
Examples 2
You may use the following result for Gaussian integrals:
p
R x2
R
p
2
dn
e
dx = /, and x2n ex dx = (1)n d
.
n
1. Which of the following are well-constructed expressions? State wh
PHYS30201 Mathematical Fundamentals of Quantum Mechanics 2016-17:
Solutions 4
(Y21 (, ) Y11 (, )d
cos sin sin sin d d = (2)[sin4 /4]0 = 0.
R
R 2
R
ii) (Y44 (, ) Y53 (, )d 0 ei(4+3) . . . d [ei ]2
0 = 0.
R 0
R
2
iii) |Y1 (, )| d = (3/4) 2 0 cos2 sin d = (
PHYS30201 Mathematical Fundamentals of Quantum Mechanics 2016-17:
Examples 4
1. Verify that
Z
(i)
(Y21 (, ) Y11 (, )d
Z
(iii)
Z
= 0,
(ii)
(Y44 (, ) Y53 (, )d = 0,
0
Y1 (, )2 d = 1.
(Hint: in (ii) you do not need to know the full form of the spherical har
Chapter # 5
Competition Policy
.
1
Competition Policy
1.
2.
3.
4.
General Principle
Basic Concept of Competition Policy
Remedies by Anti Competitive Conduct
Mergers, Acquisitions and Other Corporate
Combinations
2
General Principle
3
General Principle
1.
Chapter # 4
Price Regulations
Price Regulations
1.
2.
3.
4.
Introduction
Approaches to price regulations
Price Cap Regulations
Price Cap Variations
Introduction
Price regulation is normally justified when
telecommunications market fail to produce
competit
Chapter # 2
Licensing of Telecommunication
Regulations
,
Free Phone Service
Free phone Service enables the
service user (calling party) to call
the service subscriber (called
party) free of charge using the
public telephone network. The
calls are charged
Telecommunication Laws
Rules Regulations &
Strategies
OBJECTIVES OF THIS COURSE
The Main Objective of the course is
the
exposure of the students to the
telecommunication Laws, Rules,
Regulations and Strategies so as to
enhance their effectiveness and
usef
Chapter 5
IP Addresses:
Classless Addressing
Objectives
Upon completion you will be able to:
Understand the concept of classless addressing
Be able to find the first and last address given an IP address
Be able to find the network address given a class
Chapter1: Introduction to Microcontrollers
1.1 What are microcontrollers and what are they used for?
1.2 What is what in microcontroller?
Introduction
It was electricity in the beginning.The people were happy because they did not know that it
was all arou
Engr. Muhammad Faheem Awan
GPRS
What is GPRS ?
GPRS
PACKET
RADIO
SERVICES
Engr. Muhammad Faheem Awan
GENERAL
Bearer service for GSM
Packet-switched
Can inter-operate with other packet-switched networks (e.g.
IP, X.25)
Higher data-rates and lower conne
The following questions are frequently asked micro controller topic questions in various interviews.
1. What is meant by micro controller?
Microcontroller is a small chip that has in-build Micro processor, memory, ports, timers and converter.
Micro contro
^
93) Determine
^
the angle between the directions of vector A = 3.00i + 1.00j and vector
^
93)
^
B = -3.00i + 3.00j.
A) 45.2
B) 30.0
C)
117
D) 26.6
E) 88.1
Answer: C
94) The
^
^
scalar product of vector A = 3.00i + 2.00j and vector B is 10.0. Which of th
74) The
components of vector A are Ax = + 3.90 and Ay = -4.00. What is the angle
measured counterclockwise from the +x-axis to vector A ?
A) 136
B) 46.0
C) 314
D) 224
74)
E) 134
Answer: C
SHORTANSWER.Writethewordorphrasethatbestcompleteseachstatementorans
Exam
Name_
MULTIPLECHOICE.Choosetheonealternativethatbestcompletesthestatementoranswersthequestion.
1)
The current definition of the standard meter of length is based on
A) the distance traveled by light in a vacuum.
B) the distance between the earth and
38) Jason
takes off from rest across level water on his jet-powered skis. The combined
mass of Jason and his skis is 75 kg (the mass of the fuel is negligible). The skis have a
thrust of 200 N and a coefficient of kinetic friction on water of 0.10. Unfort
39) What
is 34 + (3) (1.2465) written with the correct number of significant figures?
A) 38
B) 37.74
C) 37.7
D) 4 101
E) 37.7395
39)
Answer: A
40) What
is 56 + (32.00)/(1.2465 + 3.45) written with the correct number of significant
figures?
A) 62.8123846
B
85) A
ball of mass 5.0 kg is suspended by two wires from a horizontal arm that is attached
to a vertical shaft, as shown in the figure. The shaft is in uniform rotation about its axis.
The rate of rotation is adjusted until the tensions in the two wires a
55) A
4.00-kg block rests on a 30.0 incline as shown in the figure. If the coefficient of
static friction between the block and the incline is 0.700, what magnitude horizontal
force F must act on the block to start it moving up the incline?
A) 84.0
N
B) 5
airplane that is flying level needs to accelerate from a speed of 2.00 102 m/s to a
speed of 2.40 102 m/s while it flies a distance of 1.20 km. What must be the
acceleration of the plane?
A) 4.44 m/s2
B) 7.33 m/s2
C) 5.78 m/s2
D) 2.45 m/s2
E) 1.34 m/s2
39