Chapter 18, Direct-Current Circuits
C1. Three resistors, each of different value, are used in a circuit with a power source supplying
12 volts. For which of the following resistor combinations is the total power supplied th
Chapter 14, Sound
C1. Which of the following best describes a sound level of intensity 1 W/m 2?
a. extremely loud
b. about that of a power mower
c. normal conversation
d. like a whisper
C2. How far away is a lightning bolt i
Chapter 22, Reflection and Refraction of Light
C1. Three flat layers of transparent material are stacked upon one another. The top layer has
index of refraction n1, the middle has n2 and the bottom one has n3. If n1 < n2 <
Chapter 25, Optical Instruments
C1. Using a camera with a fixed focal length lens, how will decreasing the f-number affect the
depth of field and the intensity of the light reaching the ccd (or film)?
a. The depth of field
Chapter 19, Magnetism
C1. A square coil and a triangular coil each have sides of length L. The triangular coil has twice
as many turns as the square coil. If a the same current is sent through each coil, when the
Chapter 23, Mirrors and Lenses
C1. An eyeglass lens is cut with one surface having a radius R 1 and the other surface having a
radius R2, with R1 < R2. Both positive radii are measured from the same side with R 1 being
Chapter 26, Relativity
C1. A spaceship is moving away from an observer at relativistic speed. Its length at rest is 100 m,
but the observer measures its length as 50 m. A time interval of 100 s on the spaceship would
Chapter 15, Electric Forces and Electric Fields
C1. Object A has a charge q on it, object B has a charge q on it, and object C has a charge 2q on
it. These charges are arranged, one each, at the vertices of an equilateral t
Chapter 17, Current and Resistance
C1. A wire 1 mm in diameter is connected to one end of a wire of the same material 2 mm in
diameter of twice the length. A voltage source is connected to the wires and a current is
Chapter 28, Atomic Physics
C1. Consider the hydrogen atom, singly ionized helium atom, and the doubly ionized lithium
atom. Arrange these atoms from highest energy ground state to lowest energy ground state.
a. H, He+, Li+
Chapter 30, Nuclear Energy and Elementary Particles
C1. When considering the law of conservation of lepton number for a reaction, how many
different lepton numbers must be checked?
C2. If the lifetime of
Chapter 20, Induced Voltages and Inductance
C1. A double loop of wire (making 2 turns) is in the x-y plane centered at the origin. A uniform
magnetic field is increasing at a constant rate in the positive z-direction.Viewed
Chapter 21, Alternating Current Circuits and Electromagnetic Waves
C1. In an RLC circuit, the maximum current is 1 amp. What is the average current?
b. (1 / 2 ) A
c. (1/2) A
d. None of the above.
C2. In an RC circuit,
Chapter 29, Nuclear Physics
C1. Sample #1 is made from an isotope with decay constant 1 and sample #2 is made from an
isotope with decay constant 2 , where 1 < 2 . Which of the following statements must be
a. The acti
Chapter 11, Energy in Thermal Processes
C1. Pennies used to be made of copper, but now they are made of copper-coated zinc. If one were
to do a precise calorimetry experiment to determine the specific heat of the new pennies
Chapter 24, Wave Optics
C1. In a Youngs double-slit experiment, both the wavelength and the slit separation are
increased by 50%. What happens to the distance between two adjacent bright fringes?
a. It increases by 50%.
Chapter 27, Quantum Physics
C1. Of photons of red, yellow, light, and blue light, which photons have the greatest energy?
C2. Surface #1 has work function 1 , and when bombarded with photon
DEPARTMENT OF NATURAL SCIENCES
PHYS 1111, Exam 3
Total Weight: 100 points
November 27, 2012
Check your examination for completeness prior to starting. There are a total of ten (10)
problems on seve
W0.F Pre-Lecture - Review
W0.F Pre-Lecture - Review
Due: 8:00am on Friday, September 30, 2016
To understand how points are awarded, read the Grading Policy for this assignment.
The ability to convert from one system of unit
Physics 1401 - Exam 2
2. The second hand on a watch has a length of 4.50 mm and makes one revolution in
60.00 s. What is the speed of the end of the second hand as it moves in uniform circular
(a) 9.42 10-4 m/s (c) 5.34 10-3 m/s (e)
Balls A and B roll across a table, then collide elastically. The paths of the two balls are
pictured (viewed from above) in the diagram.
a.) Which set of arrows best represents the change in momentum for balls A and B?
b. Which of the fol
SAMPLE EXAM [1
Physics 131 Spring 2009
Exam II on Tue April 7 from 7 to 9 pm
1) Mark > A < AS YOUR ANSWER TO THE FIRST QUESTION
2) A 5.0 kg dog sits on the oor of an elevator that is accelerating downward at 1.20 111/52. What is the
magnitude of the norma
Under what circumstances
does the barbell push on
the weightlifter just as hard as
he pushes on the barbell?
(i) When he holds the barbell
stationary; (ii) when he raises
the barbell; (iii) when he lowers
the barbell; (iv) two of (i), (ii),
and (iii); (
2 Exercises and Problems 63
Section 2.1 Uniform Motion
1. | Alan leaves Los Angeles at 8:00 am. to drive to San Fran-
cisco. 400 mi away. He travels at a steady 50 mph. Beth leaves
Los Angeles at 9:00 am. and drives a steady 60 mph.
a. Who get
Motion Unit: Part1 Speed and Acceleration
These are the things that you will know and be able to do after we
finish this unit:
- the definition for speed.
- the definition for velocity.
- the definition for acceleration.
- the unit
Chapter 4: Circular Motion
Why do pilots sometimes black out while pulling out at the bottom of a power dive?
Are astronauts really "weightless" while in orbit?
Why do you tend to slide across the car seat when the car makes a sharp turn?
The Newtonian World
Circular Motion and
QUESTIONS AND ANSWERS
RAB Plymstock School
Lesson 10 notes - Angular Measurement
You should be able to define the radian