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.
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 b
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
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) prod
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 numb
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 initia
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
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
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 w
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
di
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 wavelengt
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
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. Wh
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
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 t
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
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.
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, w
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
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.
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 apar
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
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
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
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
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
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
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 acce
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 a
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
id