A 50-NC Point Charge Is Embedded at the Centre of a a Non-Conducting

question 5

Multiple Choice

A 5.0-nC point charge is embedded at the centre of a non-conducting sphere (radius = 2.0 cm) which has a charge of -8.0 nC distributed uniformly throughout its volume.What is the magnitude of the electric field at a point that is 1.0 cm from the centre of the sphere?

• A)1.8*105 N/C
• B)9.0 * 104 N/C
• C)3.6 * 105 N/C
• D)2.7 *105 N/C
• E)7.2 *105 N/C

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