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Home Q & A Board Science-Related Homework Help Physics
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mikael mikael
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9 years ago
The electric field at point P due to a point charge Q a distance R away has magnitude E. In order to double the magnitude of the field at P, you could 
A) double the charge to 2Q. 
B) double the distance to 2R. 
C) reduce the distance to R/2. 
D) reduce the distance to R/4. 
E) double the charge to 2Q and at the same time reduce the distance to R/2. 
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padrepadre
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9 years ago
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mikael Author
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#2
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9 years ago
Thanks Padre, this really helps.
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