What is the electric potential at a distance of 0.2 m0.2 \, \text{m} from a point charge of +6 μC+6 \, \mu C?

The potential difference between two points is: A) The work done in moving a unit charge between themB) The force experienced by a unit chargeC) The charge required to move between themD) The current flowing between them

If a charge is placed in a uniform electric field, the force on the charge will: A) Be zeroB) Depend on the velocity of the chargeC) Be constant in magnitude and directionD) Depend on the acceleration of the charge

What is the magnitude of the electric field created by a charge qq at a distance rr? A) kqr2\frac{kq}{r^2}​B) kqkqC) q4πr2\frac{q}{4\pi r^2}​D) kqrkqr

Which of the following is the SI unit of electric charge? A) AmpereB) CoulombC) VoltD) Joule

What is the SI unit of resistance? A) AmpereB) VoltC) OhmD) Watt

If three resistors of 6 Ω, 3 Ω, and 2 Ω are connected in series, the equivalent resistance is: A) 1 ΩB) 11 ΩC) 6 ΩD) 2 Ω

Equipotential surfaces are: A) Parallel to electric field linesB) Perpendicular to electric field linesC) At varying distances from a chargeD) Dependent on the medium

In a circuit with multiple loops, Kirchhoff’s voltage law can be used to calculate: A) Current in individual branchesB) Total power in the circuitC) The resistance in each loopD) The total charge in the circuit

Two charges, q1=+3 μCq_1 = +3 \, \mu C and q2=−4 μCq_2 = -4 \, \mu C, are separated by 0.5 m0.5 \, \text{m}. Calculate the magnitude of the force between them.