The internal resistance of an ideal voltmeter is: A) ZeroB) InfinityC) Equal to the resistance of the circuitD) Very low
The work done in moving a charge qq through a potential diff…
The work done in moving a charge qq through a potential difference VV is: A) qVqVB) qV\frac{q}{V}C) V/qV/qD) q2Vq^2V
The direction of the electric field around a positive charge…
The direction of the electric field around a positive charge is: A) Toward the chargeB) Away from the chargeC) Circular around the chargeD) None of the above
If a charge of 10 Coulombs flows through a conductor in 2 se…
If a charge of 10 Coulombs flows through a conductor in 2 seconds, the current is: A) 20 AB) 5 AC) 10 AD) 2 A
The electric field is strongest where the equipotential line…
The electric field is strongest where the equipotential lines are: A) Closely spacedB) Far apartC) ParallelD) Perpendicular
The SI unit of electric current is: A) VoltB) OhmC) AmpereD)…
The SI unit of electric current is: A) VoltB) OhmC) AmpereD) Coulomb
If a charge is placed in a uniform electric field, the force…
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 electric potential at a distance of 0.2 m0.2 \,…
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?
A charge 2 μC2 \, \mu C is moved through a potential differe…
A charge 2 μC2 \, \mu C is moved through a potential difference of 100 V100 \, \text{V}. Calculate the work done.
If the length of a conductor is doubled and its cross-sectio…
If the length of a conductor is doubled and its cross-sectional area is halved, the resistance will: A) Remain the sameB) DoubleC) QuadrupleD) Halve