13956943
Descripción
Test por John Anthony Yumul, actualizado hace más de 1 año
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Creado por John Anthony Yumul
hace alrededor de 6 años
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Pregunta 1
Pregunta
The work done in moving a charge in an equipotential surface is ___________.
Respuesta
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always zero
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sometimes zero
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never zero
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cannot be determined
Pregunta 2
Pregunta
The electric field is directed ____________.
Respuesta
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along equipotential surfaces
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from higher to lower potential
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from positive to negative charges
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more than one of the choices
Pregunta 3
Pregunta
The change in potential energy of a unit charge between 2 points in an electric field ________
Respuesta
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Electric potential difference
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Work
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Electric field density
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None of the choices
Pregunta 4
Pregunta
The law of conservation of charge implies ________.
Respuesta
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Electrons are not created or destroyed
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Charge is simply transferred from one thing to another
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Charge is conserved
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All of the above
Pregunta 5
Pregunta
The relative permittivity of free space is ?
Respuesta
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0
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1
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either 0 or 1
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cannot be determined
Pregunta 6
Pregunta
A point charge Q is moved along a circular path around another fixed point charge. The work done is ______.
Respuesta
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when all the charges are of the same magnitude
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when the charges are dipoles
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when Q returns to the starting point
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all of the above
Pregunta 7
Pregunta
If charges are similar, the force must be __________
Respuesta
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attractive
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repulsive
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neither of the two
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all of the above
Pregunta 8
Pregunta
The ability of charged bodies to exert force on one another is attributed to the existence of ____.
Respuesta
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Electrons
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Electric Field
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Protons
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more than one of the choices
Pregunta 9
Pregunta
It is the energy of a charged object possessed because of its location in an electric field. _________.
Respuesta
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Electric Field
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Electric Field Intensity
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Electric Potential Energy
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more than one of the choices
Pregunta 10
Pregunta
Which of the statements is true?
Respuesta
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Particle A has twice the charge of particle B. Particle A exerts on force B that is twice as B.
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The work done in an equipotential surface is sometimes zero
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If a positively charged metallic rod touches a neutral metallic sphere. The electrons will move from sphere to rod.
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none of the choices
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