In the formula E = mc2, what does E represent?
A) the mass-energy, or potential energy stored in an object's mass
B) the kinetic energy of a moving object
C) the radiative energy carried by light
D) the gravitational potential energy of an object held above the ground
E) the electric field produced by a charge
A) the mass-energy, or potential energy stored in an object's mass
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Electric fields that arise from changing magnetic fields have all the properties below except:
A. They terminate on electric charges. B. They cannot be described by an electric potential. C. Their field lines take the form of closed loops. D. Work done by the field along a closed path may be non-zero.
_________ is equal to the angular distance from the horizon to the north celestial pole
Fill in the blank(s) with correct word
In a circuit powered by a battery, charge
A) flows through the battery. B) is energized by the battery. C) both of these D) neither of these
In the two-slit experiment, monochromatic light of wavelength 600 nm passes through a pair of slits separated by 2.20 x 10-5 m
(a) What is the angle corresponding to the first bright fringe? (b) What is the angle corresponding to the second dark fringe?