The Electric Field at Point P Due to a Point

question 38

Multiple Choice

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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