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First Letter Last Name:
Students Name: Student Number:
Physics 102 06W Mid-terml
1. Clearly show all of your work.
2. Use pen.
3. Simple scientic calculator only - no graphin
Question 1 (7 marks)
A radioactive sample has an initial activity of
UBC Phys 102 Quiz 2 Feb 2015
Student
Number:
Name _
5
6
7
8
9
0
4
You may use scrap paper if you need more space to carry
out calculations.
3
2
Version
1
Q1 [2pts]. Consider three identical conducting spheres. Initially, sphere P carri
Physics 102: Summer 2015
1.
Answer to the above is D.
2.
Extra Practice Problems
3.
4. Which of the following statements about Gauss's law are correct? (There may be more than one correct
choice.)
A) Gauss's law is valid only for symmetric charge distribu
Physics 102: Summer 2015
1.
2.
Extra Practice Problems
3.
4. Which of the following statements about Gauss's law are correct? (There may be more than one
correct choice.)
A) Gauss's law is valid only for symmetric charge distributions, such as spheres and
For partial marks, you must have key
equations or numbers shown in the red
boxes.
0.5 marks
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1 mark
0.5 marks
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0.5 marks
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0%
First Letter Last Name
Student#:
Physics 102 Midterm 1
Section 203 — February 10, 2009
Simple Scientiﬁc Calculator — No graphing calculators 1 8x11 formula sheet permitted
Time: 60 minutes No cell phones on desk
Show all your work Pen preferred, no rem
UBC Phys 102 Quiz 1 Jan 2014
Student
Number:
Name _
Q1 [2pts]. The nuclear density
increases as the nuclear radius increases.
decreases as the nuclear radius increases.
stays roughly constant as the nuclear radius increases.
depends on the ratio of neutro
UBC Physics 102 Section 951
Midterm Test 1
July 7, 2003
Instructions:
1. Do not open this test until told to do so.
2. This test is closed book. You may NOT bring any
material in with you. Calculators are allowed. A
formula sheet is provided on the last p
CSP Physics 102 First Midterm 11 February 2003
Closed book
Name:
Student Number:
Each page is worth 10 points
(except this one).
Please show all your work.
Often a diagram or a few terse words helps explain what you are thinking, especially
if the math do
UBC Phys 102 Quiz 1 Jan 2014
Student
Number:
Name _
Q1 [2pts]. The nuclear density
increases as the nuclear radius increases.
decreases as the nuclear radius increases.
stays roughly constant as the nuclear radius increases.
depends on the ratio of neutro
UBC Phys 102 Quiz 2 Feb 2015
Student
Number:
Name _
5
6
7
8
9
0
4
You may use scrap paper if you need more space to carry
out calculations.
3
2
Version
1
Q1 [2pts]. Consider three identical conducting spheres. Initially, sphere P carri
CSP Physics 102 Second Midterm, 25 March 2003
Closed book
Name:
Student Number:
Each problem is worth 10 points
Please show all your work. Often a diagram or a few terse words helps explain what
you are thinking, especially if the math doesnt seem to be w
UBC Physics 102 Section 951
Midterm Test 2
July 14, 2003
Instructions:
1. Do not open this test until told to do so.
2. This test is closed book. You may NOT bring any
material in with you. Calculators are allowed. A
formula sheet is provided on the last
UBC Physics 102 Section 951
Midterm Test 3
July 21, 2003
Instructions:
1. Do not open this test until told to do so.
2. This test is closed book. You may NOT bring any
material in with you. Calculators are allowed. A
formula sheet is provided on the last
Today: Electric potential and electric field
Final exam: August 21 2015 at 12:00 PM
Determine the potential inside a parallel-plate
capacitor.
Describe the relation between a uniform field and
electric potential
Calculate the electric field from a pote
Today: Electric potential energy and potential
Use the relation U W to calculate electric potential energy.
Explain and calculate the potential energy changes for a
particle moving in a uniform electric field.
Derive the potential energy of two point c
Physics 102 Worksheet 5: The Electric Potential
Q6.1 Two rocks have equal mass. Which has more gravitational potential energy?
Q6.2 Two identical positive charges are in the electric field of a parallel-plate
capacitor. Which has more electric potential e
Physics 102 Worksheet 6: The Electric Potential and Field
Q6.14 The electric potential contour maps for two point charges is
shown. What can you conclude about Q1 and Q2? The same scale is being
used in both.
Q6.15 Two identical charges, +Q and +Q, are fi
! Problem 1: In the circuit below the capacitor C is initially not charged.
A: Immediately after the switch S is cloSed, what current ﬂows through R1? What
current ﬂows through R2?
B: At equilibrium, what is the charge QC on the capacitor? What current ﬂo
Physics 102 Summer 2015
Formula Sheet Midterm 2
Constants
mp 1.00728 u
me 0.00055 u
0 8.85 1012 C2 / Nm2
1.60 1019 J 1 eV
e 1.60 1019 C
NA 6.02 1023 mole1
K
mn 1.00866 u
Nuclear physics
1 u 931.49 MeV/c 2
1 u 1.6605 1027 kg
B mnuc c 2 Zmp c 2 Nmn c 2
t1/
Some more practice before Midterm 2
1. Three point charges of -2.00 C, +4.00 C, and +6.00 C are placed along the x-axis as shown in the
figure. What is the electrical potential at point P (relative to infinity) due to these charges? (k = 1/40 =
8.99 109 N
Physics 102: Pre-Reading Week 1 A
There will be a reading assignment each week, due usually on Monday or Tuesday at 9am. The purpose
of the reading assignments is to prepare you for the lectures each week. You will be asked to read
specific textbook secti
CSP Physics 102 First Midterm 5 February 2004
SOLUTIONS
Problem 1 The isotope of Potasium with A = 40,
emission.
40
19 K,
can decay by either + emission or
A Write the complete decay process for this isotope for both cases, + and .
40
K 40 Ar + + +
18
4
First Letter Last Name
Name: Studentlt:
Lecture Section: D201 (Sossi) I:|202 (Rieger) [203 (Bates) D204 (Rottier)
Physics 102 Midterm I - February 4, 2010
Simple Scientific Calculator — No graphing calculators 1 8x1] formula sheet permitted
Time: 60 minut