ASVAB-SECTION-5 Online Practice Questions and Answers

A junction diode is used for __________.

A. rectifying power-line frequencies and lower currents.

B. rectifying power-line frequencies and higher currents.

C. rectifying higher frequencies at lower currents.

D. rectifying higher frequencies at higher currents.

Electrical power is expressed in ___________.

A. ohms

B. volts

C. watts

D. current

In residential wiring, the internal grounds will be connected to an external ground, also known as ___________.

A. extra ground

B. Earth ground

C. safe ground

D. dirt ground

Given Ohm's law, if voltage increases and current remains the same, then ___________.

A. induction increases

B. resistance decreases

C. power decreases

D. resistance increases

The symbol in this image represents a ___________ in an electrical circuit.

A. relay

B. switch

C. fuse

D. battery

The electronic symbol shown below represents a(n) __________.

A. Capacitor

B. Transistor

C. Inductor

D. Diode

Using a fuse rated higher than the required current rating of a circuit can __________.

A. protect your circuit better

B. cause the fuse to blow more often

C. lower your power usage for that circuit

D. result in serious damage to your circuit

How many paths of electrical flow can be found in a series circuit?

A. one

B. two

C. two or more

D. It can't be determined from the information given.

To decrease capacitance, capacitors __________.

A. should have less voltage applied to them

B. should be connected in parallel

C. should be connected in series

D. should be eliminated

Capacitors connected in parallel __________.

A. produce less capacitance.

B. produce more capacitance.

C. are capable of handling more voltage.

D. produce a higher WVDC rating.