A circuit contains two resistors R₁ = 220 Ω and R₂ =  350 Ω. A switch on the board determines if the resistors are connected in series or in parallel. The circuit is powered using 110 V. For the series and parallel connections, which resistor generates more heat?

A room heater has two heating coils connected in parallel. Their resistance is R₁ = 14.4 Ω and R₂ = 10.3 Ω and the power line provides a 110 V potential difference. Determine the current through each coil.

A circuit has two heating coils connected in series. The resistance of the coils is R₁ = 350 Ω and R₂ = 550 Ω. The combination is connected to a 110 V power source. Calculate the rate of power dissipation in each coil. 

Three resistors are connected in the form of a circle. How much current does an ideal 26.0 V battery deliver in the circuit when connected across i) qr and ii) qs?

Four resistors with resistance, R and R/3 are connected as shown. Determine the resistance of the circuit across terminals p and q.

Determine the total resistance as seen across the points P and Q shown in the figure below.

Create a circuit diagram representing the circuit depicted in the figure below.