Electrostatics

Question: A charged particle of mass $5 \times {10^{ - 5}}kg$ is held stationary in space by placing it in an electric field of strength ${10^7}N{C^{ - 1}}$ directed vertically downwards. The charge on the particle is

1) $- 20 \times {10^{ - 5}}\mu C$

2) $- 5 \times {10^{ - 5}}\mu C$

3) $5 \times {10^{ - 5}}\mu C$

4) $20 \times {10^{ - 5}}\mu C$

Solution:

Explanation: Explanation

electric-field-potential

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