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1.5 Circuit theory

Total questions: 18

Worksheet time: 9mins

Name
Class
Date
1.

What is the flow of electrical charge through a circuit called?

a)

Current

b)

Voltage

c)

Resistance

d)

Power

2.

What is the measure of opposition to current flow in a circuit called?

a)

Current

b)

Voltage

c)

Resistance

d)

Power

3.

What is the electrical force that causes current to flow in a circuit called?

a)

Current

b)

Voltage

c)

Resistance

d)

Power

4.

____________ __________ assumes that current flows out of the positive side of the battery, through the circuit, and back to the negative side of the battery.

a)

Conventional Current

b)

Ohms Law

c)

Electron Flow

d)

Kirchoff's Current Law

5.

____________ __________ is what actually happens. The electrons flow out of the negative side of the battery, through the circuit, and back to the positive side of the battery.

a)

Conventional Current

b)

Ohm's Law

c)

Electron Flow

d)

Kirchhoff's Current Law

6.

Both Conventional Current and Electron Flow are used. In general, the science disciplines use Electron Flow, whereas the engineering disciplines use Conventional Current.

a)

True

b)

False

7.

What Law defines the relationship between voltage, current, and resistance in an electric circuit

a)

Kirchhoff's Voltage Law

b)

Kirchhoff's Current law

c)

Ohm's Law

d)

Mom's Law

8.

Components in a circuit can be connected in one of two ways: Series or parallel.

a)

True

b)

False

9.

In a series circuit, there are multiple paths for current to flow.

a)

True

b)

False

10.

In a parallel circuit, both ends of the components are connected together.

a)

True

b)

False

11.

The current flowing through every series component is equal.

a)

True

b)

False

12.

The total resistance (RT) is equal to the sum of all of the resistances (i.e., R1 + R2 + R3) in a series circuit.

a)

True

b)

False

13.

The sum of all of the voltage drops (VR1 + VR2 + VR2) is equal to the total applied voltage (VT) in a series circuit.

a)

True

b)

False

14.

The voltage across every parallel component is not equal.

a)

True

b)

False

15.

The total resistance (RT) is equal to the reciprocal of the sum of the reciprocal in a series circuit.

a)

True

b)

False

16.

In a parallel circuit, the sum of all of the currents in each branch (IR1 + IR2 + IR3) is equal to the total current (IT).

a)

True

b)

False

17.

Which law states, the sum of all of the voltage drops in a series circuit equals the total applied voltage.

a)

Kirchhoff's Voltage Law

b)

Kirchhoff's Current Law

c)

Ohm's Law

d)

Parallel Law

18.

Which law states, the total current in a parallel circuit equals the sum of the individual branch currents.

a)

Kirchhoff's Voltage law

b)

Kirchhoff's Current Law

c)

Ohm's Law

d)

Parallels Law