Chapter 28-Direct-Current Circuits
Chapter 28-Direct-Current Circuits
Student: _
1. At what rate is thermal energy being generated in the 2R-resistor when e = 12 V and R = 3.0 W?
A. 12 W
B. 24 W
C. 6.0 W
D. 3.0 W
E. 1.5 W
2. At what rate is thermal energy
Chapter 37-Wave Optics
Chapter 37-Wave Optics
Student: _
1. A laser beam (l = 694 nm) is incident on two slits 0.100 mm apart. Approximately how far apart (in m) will
the bright interference fringes be on the screen 5.00 m from the double slits?
A. 3.47 1
Chapter 41-Quantum Mechanics
Chapter 41-Quantum Mechanics
Student: _
1. A 15-kg mass, attached to a massless spring whose force constant is 2 500 N/m, has an amplitude of 4 cm.
Assuming the energy is quantized, find the quantum number of the system, n, if
Chapter 46-Particle Physics and Cosmology
Chapter 46-Particle Physics and
Cosmology
Student: _
1. An electron and a positron (antielectron), both nearly at rest, collide. What particle(s) is(are) produced?
A. One photon of energy 1.02 MeV
B. Two photons o
Chapter 44-Nuclear Structure
Chapter 44-Nuclear Structure
Student: _
1. The radius of a nucleus of (in fm) is
A. 15.4
B. 5.5
C. 12.8
D. 6.6
E. 4.9
2. Two isotopes of uranium have the same
A. mass number
B. neutron number
C. atomic number
D. nucleon number
Chapter 45-Applications of Nuclear Physics
Chapter 45-Applications of
Nuclear Physics
Student: _
1. A beam of 1-MeV gamma rays incident on a piece of 0.50-cm thick lead is reduced by 50% of its initial
value. How thick must the lead be to reduce the beam
Chapter 43-Molecules and Solids
Chapter 43-Molecules and Solids
Student: _
1. The energy released when an atom takes an electron is called
A. internal energy
B. dissociation energy
C. binding energy
D. electron affinity
E. ionization energy
2. The dissoci
Chapter 36-Image Formation
Chapter 36-Image Formation
Student: _
1. A clown 2 m tall looks at himself in a full-length mirror (floor-to-ceiling). Where in the mirror must he look
to see his feet?
A. 1 m from the floor
B. 50 cm from the floor
C. 25 cm from
Chapter 42-Atomic Physics
Chapter 42-Atomic Physics
Student: _
1. An energy of 13.6 eV is needed to ionize an electron from the ground state of a hydrogen atom. Selecting the
longest wavelength that will work from the those given below, what wavelength is
Chapter 33-Alternating-Current Circuits
Chapter 33-Alternating-Current
Circuits
Student: _
1. An ac generator with peak voltage 100 volts is placed across a 10-W resistor. What is the average power
dissipated?
A. 100 W
B. 150 W
C. 500 W
D. 1 000 W
E. 2 00
Chapter 40-Introduction to Quantum Physics
Chapter 40-Introduction to
Quantum Physics
Student: _
1. Your temperature is 98.6F. Assuming your skin is a perfect radiator (e = 1), determine the wavelength
corresponding to the largest intensity (in mm).
A. 8.
Chapter 39-Relativity
Chapter 39-Relativity
Student: _
1. A 1 000-kg automobile moving with a speed of 24 m/s relative to the road collides with a 500-kg automobile
initially at rest. If the two stick together, what is the velocity in m/s of the two cars
Chapter 38-Diffraction Patterns and Polarization
Chapter 38-Diffraction Patterns
and Polarization
Student: _
1. Helium-neon laser light (l = 6.33 10-7 m) is sent through a 0.30 mm-wide single slit. What is the width of the
central maximum on a screen 1.0
Chapter 35-The
Nature of Light and the Principles of Ray Optics
Chapter 35-The Nature of Light and the Principles of Ray Optics
Student: _
1. According to Einstein's theory, the energy of a photon is
A. proportional to its wavelength.
B. proportional to i
Chapter 31-Faraday's Law
Chapter 31-Faraday's Law
Student: _
1. A coil is wrapped with 300 turns of wire on the perimeter of a circular frame (radius = 8.0 cm). Each turn has
the same area, equal to that of the frame. A uniform magnetic field is turned on
Chapter 30-Sources of the Magnetic Field
Chapter 30-Sources of the Magnetic
Field
Student: _
1. One long wire carries a current of 30 A along the entire x axis. A second long wire carries a current of 40 A
perpendicular to the xy plane and passes through
Chapter 29-Magnetic Fields
Chapter 29-Magnetic Fields
Student: _
1. An electron has a velocity of 6.0 106 m/s in the positive x direction at a point where the magnetic field has
the components Bx = 3.0 T, By = 1.5 T, and Bz = 2.0 T. What is the magnitude
Chapter 34-Electromagnetic Waves
Chapter 34-Electromagnetic Waves
Student: _
1. The Earth is 1.49 1011 meters from the sun. If the solar radiation at the top of the Earth's atmosphere is 1 340
W/m2, what is the total power output of the sun?
A. 7.10 1027
Chapter 32-Inductance
Chapter 32-Inductance
Student: _
1. What is the inductance of a series RL circuit in which R = 1.0 KW if the current increases to one-third of its
final value in 30 ms?
A. 74 mH
B. 99 mH
C. 49 mH
D. 62 mH
E. none of the above
2. For
Chapter 26-Capacitance and Dielectrics
Chapter 26-Capacitance and
Dielectrics
Student: _
1. Determine the equivalent capacitance of the combination shown when C = 12 pF.
A. 48 pF
B. 12 pF
C. 24 pF
D. 6.0 pF
E. 59 pF
2. Determine the equivalent capacitance
Chapter 23-Electric Fields
Chapter 23-Electric Fields
Student: _
1. Each of two small non-conducting spheres is charged positively, the combined charge being 40 mC. When the
two spheres are 50 cm apart, each sphere is repelled from the other by a force of
Chapter 25-Electric Potential
Chapter 25-Electric Potential
Student: _
1. A charged particle (q = -8.0 mC), which moves in a region where the only force acting on the particle is an
electric force, is released from rest at point A. At point B the kinetic
Chapter 27-Current and Resistance
Chapter 27-Current and Resistance
Student: _
1. A rod of 2.0-m length and a square (2.0 mm 2.0 mm) cross section is made of a material with a resistivity of
6.0 10-8 W m. If a potential difference of 0.50 V is placed acro
Chapter 15-Oscillatory Motion
Chapter 15-Oscillatory Motion
Student: _
1. A body of mass 5.0 kg is suspended by a spring which stretches 10 cm when the mass is attached. It is then
displaced downward an additional 5.0 cm and released. Its position as a fu
Chapter 16-Wave Motion
Chapter 16-Wave Motion
Student: _
1. The wavelength of light visible to the human eye is on the order of 5 10-7 m. If the speed of light in air is 3
108 m/s, find the frequency of the lightwave.
A. 3 107 Hz
B. 4 109 Hz
C. 5 1011 Hz
Chapter 18-Superposition and Standing Waves
Chapter 18-Superposition and
Standing Waves
Student: _
1. Two harmonic waves are described by
What is the amplitude of the resultant wave?
A. 8.0 m
B. 4.3 m
C. 6.0 m
D. 3.2 m
E. 3.0 m
2. Two harmonic waves are d
Chapter 24-Gauss's Law
Chapter 24-Gauss's Law
Student: _
1. Two charges of 15 pC and -40 pC are inside a cube with sides that are of 0.40-m length. Determine the net
electric flux through the surface of the cube.
A. +2.8 N m2/C
B. -1.1 N m2/C
C. +1.1 N m2
Chapter 10-Rotation of a Rigid Object About a Fixed Axis
Chapter 10-Rotation of a
Rigid Object About a Fixed Axis
Student: _
1. At t = 0, a wheel rotating about a fixed axis at a constant angular acceleration has an angular velocity of 2.0
rad/s. Two seco
Chapter 22-Heat Engines, Entropy, and the Second Law of Thermodynamics
Chapter 22-
Heat Engines, Entropy, and the Second Law of
Thermodynamics
Student: _
1. A gasoline engine absorbs 2 500 J of heat and performs 1 000 J of mechanical work in each cycle. T
Chapter 21-The Kinetic Theory of Gases
Chapter 21-The Kinetic Theory of
Gases
Student: _
1. A container having a volume of 1.0 m3 holds 5.0 moles of helium gas at 50C. If the helium behaves like an
ideal gas, the total energy of the system is
A. 2.0 104 J