ASVAB Electronics Information Test 2

Question 1

What is the unit of electrical capacitance?

Accepted Answer

Farad

Answer

Henry

Answer

Ohm

Answer

Siemens

Question 2

In a parallel circuit with three 6-ohm resistors, what is the total resistance?

Accepted Answer

2 ohms

Answer

18 ohms

Answer

6 ohms

Answer

3 ohms

Question 3

What does a diode primarily do in a circuit?

Accepted Answer

Allows current to flow in only one direction

Answer

Amplifies current

Answer

Stores electrical energy

Answer

Measures voltage

Question 4

Which type of transformer steps voltage up from primary to secondary coil?

Accepted Answer

Step-up transformer

Answer

Step-down transformer

Answer

Isolation transformer

Answer

Auto-transformer

Question 5

What is the color code for a resistor with bands: Red, Red, Brown, Gold?

Accepted Answer

220 ohms ±5%

Answer

2200 ohms ±5%

Answer

22 ohms ±5%

Answer

220 ohms ±10%

Question 6

What happens to capacitive reactance as frequency increases?

Accepted Answer

It decreases

Answer

It increases

Answer

It remains constant

Answer

It doubles

Question 7

Which semiconductor device can function as both a switch and an amplifier?

Accepted Answer

Transistor

Answer

Capacitor

Answer

Resistor

Answer

Inductor