26104 power point 2 quiz

Which law is applied to various types of circuits in Session Two?

• Newton's law

• Ohm's law

• Kirchhoff's law

• Coulomb's law

What is the first step to find the voltage across individual resistors in a circuit?

• Calculate the total resistance in the circuit.

• Use Ohm's Law directly on each resistor.

• Measure the current through each resistor.

• Add up all the voltages in the circuit.

Which equation is used to find the individual voltage drops after calculating the total resistance?

• E = IR

• P = IV

• R = V/I

In the given circuit diagram, what is the resistance value of R1?

• 20Ω

• 50Ω

• 120Ω

• 95Ω

According to the diagram, which component is used to measure voltage?

• Voltmeter

• Ammeter

• Ohmmeter

• Thermometer

In a parallel circuit, what is the total current equal to?

• The sum of the branch currents

• The difference of the branch currents

• The product of the branch currents

• The average of the branch currents

What is the total current (I_T) in the circuit?

• 20A

• 12A

• 8A

• 15A

How is the current in branch R_2 (I_2) calculated?

• I_2 = I_T + I_1

• I_2 = I_T - I_1

• I_2 = I_1 - I_T

• I_2 = I_T * I_1

What is the value of the unknown current I_2?

• 20A

• 12A

• 8A

• 15A

Which equation represents the relationship between I_T, I_1, and I_2?

• I_T = I_1 * I_2

• I_T = I_1 / I_2

• I_T = I_1 + I_2

• I_T = I_1 - I_2