AFCT Electronics: Circuits and Schematics 3

Question 1

In a circuit diagram, what does a triangle symbol pointing toward a line represent?

Accepted Answer

A diode

Answer

A transistor

Answer

A voltage source

Answer

An operational amplifier

Question 2

What is the voltage drop across a 15-ohm resistor when 2 amps of current flows through it?

Accepted Answer

30 volts

Answer

7.5 volts

Answer

13 volts

Answer

17 volts

Question 3

What type of circuit has multiple paths for current to flow?

Accepted Answer

Parallel circuit

Answer

Series circuit

Answer

Open circuit

Answer

Short circuit

Question 4

On a schematic, what does the symbol of two parallel lines (one straight, one curved) represent?

Accepted Answer

An electrolytic capacitor

Answer

A battery

Answer

A transformer

Answer

A relay

Question 5

What happens to total current in a series circuit if you add another resistor?

Accepted Answer

Total current decreases

Answer

Total current increases

Answer

Total current stays the same

Answer

Total current becomes zero

Question 6

What instrument is used to measure current flowing through a circuit and how must it be connected?

Accepted Answer

Ammeter, connected in series

Answer

Voltmeter, connected in parallel

Answer

Ohmmeter, connected in parallel

Answer

Wattmeter, connected in series