Electric Circuit Quiz Auto Tech Ohms Law

Technician A says a series circuit has only one path for current. Technician B says a series circuit can have only one load. Who is right?

• A only.

• B only.

• Both A and B.

• Neither A nor B.

Which of the following is not a common type of electric circuit?

• Parallel circuit.

• Series-parallel circuit.

• Frame-ground circuit.

• Series-ground circuit.

Technician A says the term hot wire refers to the section of the circuit after the load or electric device. Technician B says the ground wire refers to the section of the circuit after the load or electric device. Who is right?

• A only.

• B only.

• Both A and B.

• Neither A nor B.

Technician A says the frame-ground circuit, also called a one-wire circuit, uses the metal structure of the vehicle to return electricity to the power source. Technician B says the ground includes the portion of the circuit between the load and the negative terminal of the battery. Who is right?

• A only.

• B only.

• Both A and B.

• Neither A nor B.

A 12-volt circuit has a resistance of 2 ohms. How much current is in the circuit?

• 4 amps.

• 6 amps.

• 1 amp.

• 3 amps.

Technician A says a change in circuit resistance will change the amount of current in the circuit. Technician B says a change in circuit voltage will change the amount of current in the circuit. Who is right?

• A only.

• B only.

• Both A and B.

• Neither A nor B.

Technician A says current is the same everywhere in a series circuit. Technician B says current is the same in each branch of a parallel circuit. Who is right?

• A only.

• B only.

• Both A and B.

• Neither A nor B.

One milliamp is equal to:

• 0.001 amp.

• 100 amps.

• 1000 amps.

• 10,000 amps.

10,000 ohms can also be written as:

• 10 kilohms.

• 1 megohm.

• 1 kilohm.

• 10 megohms.

A 12-volt automotive circuit has a current of 3 amps. Technician A says the electric power in this circuit is 36 watts. Technician B says the electric power in this circuit is 4 watts. Who is right?

• A only.

• Both A and B.

• B only.

• Neither A nor B.