Electrical Circuits And Ohms Law

Question 1

If an insulated wire rubbed through a part of the insulation and the wire conductor touched the steel body of a vehicle what type of failure would this be called?

Answer 1

Short-to-ground

Question 2

If two insulated wires were to melt together where the copper conductors touched each other the type of failure would be called_________

Answer 2

Short-to-voltage

Question 3

If 12 V are being applied to a resistance of 3 Ohms, _________ amperes will flow.

Answer 3

4

Question 4

How many watts are consumed by a lightbulb and 1.2 Amps are measured when 12 V are applied?

Answer 4

14.4 watts

Question 5

How many watts are consumed by a starter motor affect draws 150 Amps at 10 V?

Answer 5

1500 watts

Question 6

High resistance in a circuit can cause ________.

Answer 6

Dim lights
Slow motor operation
Clicking of relays or solenoids

Question 7

If the voltage increases in a circuit what happens to the current (amps) if the resistance stays the same?

Answer 7

Increases

Question 8

If 200 Amps flow from the positive terminal of the battery and operate the starter motor how many amps will flow back to the negative terminal of the battery

Answer 8

200 amps

Question 9

What is the symbol for voltage used in calculations?

Answer 9

E

Question 10

Which circuit failure is most likely to cause a fuse to blow?

Answer 10

Short-to-ground