Choose the statement(s) that is/are true about an electric field. (i) the electric potential decreases in the direction of an electric field. (ii) a positive charge experiences a force in the direction of an electric field. (iii) an electron placed in an electric field will move opposite to the direction of the field.
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Which statement correctly describes the relationship between frequency and wavelength?
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(a) assume the equation x = at^3 + bt describes the motion of a particular object, with x having the dimension of length and t having the dimension of time. determine the dimensions of the constants a and b. (use the following as necessary: l and t, where l is the unit of length and t is the unit of time.) (b) determine the dimensions of the derivative dx/dt = 3at^2 + b. (use the following as necessary: l and t, where l is the unit of length and t is the unit of time.)
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Which of the following is another term for a planned economy
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During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.
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Choose the statement(s) that is/are true about an electric field. (i) the electric potential decreas...
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