Electrostatic| Practice MCQs Physics for Mdcat

A Joule B Coulomb C Volt D Newton

A 1Joule B 1Coulomb C 1Kilometer D None of these E 1Coulomb

A $V = \frac{1}{6\pi \epsilon_0} \cdot \frac{q}{r}$ B $V = \frac{1}{4\pi \epsilon_0} \cdot \frac{q}{r}$ C $V = \frac{1}{8\pi \epsilon_0} \cdot \frac{q}{r}$ D None of these

A $V = \frac{1}{4\pi \epsilon_0} \left[ \sum_{i=1}^{n-1} \frac{q_i}{r_i} \right]$ B $V = \frac{1}{2\pi \epsilon_0} \left[ \sum_{i=1}^{n-1} \frac{q_i}{r_i} \right]$ C $V = \frac{1}{3\pi \epsilon_0} \left[ \sum_{i=1}^{n-1} \frac{q_i}{r_i} \right]$ D None of these

A Concentric surface B Equi surface C Equipotential surface D Charged surface

A $1 \, \text{ev} = 1.6 \times 10^{-19}$ B $2 \, \text{ev} = 1.6 \times 10^{-19}$ C $3 \, \text{ev} = 6.1 \times 10^{-19}$ D $1 \, \text{ev} = 2.1 \times 10^{-19}$

A Negative B Equal C Difference D Store