The magnetic force on a current-carrying wire in a magnetic field is the strongest when
A) the current is in the direction of the magnetic field lines.
B) the current is in the direction opposite to the magnetic field lines.
C) the current is at a 180° angle with respect to the magnetic field lines.
D) the current is perpendicular to the magnetic field lines.
E) the current is at a 0° angle with respect to the magnetic field lines.
D
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The wavelength of any particle with wave characteristics, such as electrons and neutrons, is given by the _________relationship that equates the wave and particle momentum.
Fill in the blank(s) with the appropriate word(s).
The constellation shaped like a big square (the "great square of . . . ") is
A) Cassiopeia. B) Pegasus. C) Canis Major. D) Taurus. E) Andromeda.
Thermodynamic Processes: The process shown on the pV diagram in the figure is
A. adiabatic. B. isothermal. C. isochoric. D. isobaric.
Is it possible for an observer at 28°N to see the full moon on the zenith? Why or why not?