In the circuit below, i = 3.5 Amps, R₁ = 3Ω and R₂ = 3.2Ω. Find V_s in Volts to 2dp.

If i = -1A, v = -5V, the circuit element below is supplying power. True or false?

What is the power absorbed in Watts by a resistor with resistance of 2.7Ω is connected to a voltage source of 2.7 Volts? Give your answer to 3 dp.

At the node picture below, i₁ = -1 A, i₂ = 0 A and i₃ = -4 A. Find i_x in Amps.

How many nodes are in this circuit? Express your answer as an integer.

For the loop picture below, v₁ = 1 V, v₂ = -1 V and v₃ = 2 V. Find v_x in Volts.

In the circuit below, v_s = 4 Volts, R₁ = 9Ω, R₂ = 3Ω. Find i in Amps. Give your answer to 3 decimal places.

In the circuit below, i = 4.3 Amps, R₁ = 6.4Ω and R₂ = 9.8Ω. Find V_s in Volts to 2dp.

What is the power absorbed in Watts by a resistor with resistance of 8.4Ω connected to a current source of 3.8 Amps? Give your answer to 3 dp.

If i = 1A, v = 5V, the circuit element below is supplying power. True or false?