A spaceship with a constant velocity of 0.800c relative to Earth travels to the star that is 4.30 light-years from Earth. What distance does the space ship travel as measured by a passenger on the ship?
A) 2.58 light-years
B) 3.52 light-years
C) 4.12 light-years
D) 4.30 light-years
A
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In a two-slit experiment, if the wavelength of the incident light increases, the bright and dark lines in the interference pattern
A. are unchanged. B. spread out. C. move closer together. D. disappear.
A coil is rotating at constant speed within a uniform magnetic field. What can be said about the magnitude of the emf induced in the coil?
A) The magnitude of the induced emf reaches its maximum value whenever the plane of the coil is perpendicular to the direction of the field. B) The induced emf is zero whenever the plane of the coil makes a zero angle with respect to the field. C) The induced emf has a constant value. D) The induced emf is zero since the speed of the coil is constant. E) The magnitude of the induced emf reaches its maximum value whenever the plane of the coil is parallel to the direction of the field.
The "law of heat engines" is one form of
A) the law of inertia. B) the ideal gas laws. C) the second law of thermodynamics. D) idiocy. E) the law of conservation of energy.
A magnifying glass produces a virtual image
Indicate whether the statement is true or false