Electric Field and Circuits Quiz

What is the constant value used in Coulomb's Law for electric force?

• 1 C

• 6.67×10^-11 Nm^2/kg^2

• 9×10^9 Nm^2/C^2

• 100 watt

What is the unit of charge in the SI system?

• N/m^2

• m/s^2

• C

• kg

What is the formula for calculating the electric field due to a charge q?

• E=kq1q2r^2

• E=V/d

• E=Ft/qt

• E=kqr^2

What is the analogy used to explain the relationship between voltage and current in a circuit?

• Waterfall

• Mountain

• Desert

• Ocean

What is the formula for power dissipated in a resistor R?

• P=IV

• P=I^2R

• P=V^2/R

• P=IR

What is the total resistance in a circuit when resistors are placed in series?

• 1/(1/R1+1/R2)

• R1+R2

• R1/R2

• R1*R2

What is the unit of current in a circuit?

• N

• C/s

• m^2/kg

• J

What is the formula for calculating the electric field between two parallel conducting plates connected to a battery?

• E=V/d

• E=kq1q2r^2

• E=Ft/qt

• E=kqr^2

What is the relationship between like charges?

• Neutral

• Attract

• Repel

• None of the above

What is the formula for calculating the total resistance when resistors are placed in parallel?

• R1/R2

• R1*R2

• R1+R2

• 1/(1/R1+1/R2)