1.

Pick out the expression of electric potential energy from the following.

A. U = \(\frac {1}{(4\pi \varepsilon_o)} \times [ \frac {q_1q_2}{r} ]\)
B. U = 1 × (4πεo) × [ \(\frac {q_1q_2}{r}\) ]
C. U = \(\frac {1}{(4\pi \varepsilon_o)} \times [ \frac {q_1}{q_2}{r} ]\)
D. U = \(\frac {1}{(4\pi \varepsilon_o)}\) × [q1q2]
Answer» B. U = 1 × (4πεo) × [ \(\frac {q_1q_2}{r}\) ]


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