How many complete paths can electric charge follow in the circuit shown?

Which labeled symbol represents a resistor?

Use the ammeter reading shown. What current passes through R2?

What quantity does V1 measure in the circuit shown?

To measure the current through a bulb, where should an ammeter be connected?

Three resistors in a battery-powered series circuit have voltage drops of 2 V, 3 V, and 4 V. What is the battery voltage?

Calculate the combined resistance of the resistors shown.

What is the circuit's current, rounded to three decimal places?

Four 80 Ω bulbs and four 100 Ω bulbs are connected in series to 220 V. Treat their resistances as fixed. What voltage is across each 100 Ω bulb, to the nearest tenth?

What reading should V1 show in this circuit?

Another resistor is added to a series circuit while its battery voltage stays fixed. What happens to the current?

L2's filament breaks without a bypass. What happens to the other lamps in this circuit?

What should A1 read with S1 in the position shown?

Fuse F1 protects the lamp during excessive current. How does it do this?

What is a practical advantage of arranging loads in series?

A battery drives current through two unequal resistors in one loop. How is its voltage divided?

Rina doubles the battery voltage without changing the resistances in a closed circuit. What happens to the current?

Use the supply voltage and ammeter reading to find the unknown resistance of R2.

What supply voltage would produce 0.050 A through two 58 Ω and two 64 Ω resistors connected in series?

Where should a power strip's master switch be connected so opening it disconnects the supply to all outlets?