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ASVAB ASVAB-SECTION-5 - Questions & Answers

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Question 1
Single choice

The symbol for inductance is __________.

A.

XL

B.

I

C.

L

D.

XC

Question 2
Single choice

Inductive reactance is found by using __________.

A.

XL = 2FC

B.

XL = 2FL

C.

XL = R

D.

XL = Z

Question 3
Single choice

A capacitor of 100 micro farads has a capacity of __________.

A.

100 picofarads

B.

10 picofarads

C.

100,000,000 picofarads

D.

10,000 picofarads

Question 4
Single choice

Impedance is represented by the symbol __________.

A.

XL

B.

R

C.

XC

D.

Z

Question 5
Single choice

In electronics this symbol represents a __________.

A.

cathode ray tube

B.

diode

C.

resistor

D.

insulator

Question 6
Single choice

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.

Question 7
Single choice

The SCR is a __________.

A.

specialized rectifier or diode.

B.

special colored rectifier.

C.

special controlled rectifier.

D.

silicon-controlled relay.

Question 8
Single choice

In an FM receiver the AFC is __________.

A.

automatic frequency control for stabilizing the IF.

B.

automatic frequency control for stabilizing the local oscillator.

C.

automatic frequency control for tuning the incoming frequency.

D.

automatic frequency control for the radio frequency amplifier.

Question 9
Single choice

The symbol above represents a __________.

A.

thyristor

B.

resistor

C.

transistor

D.

fuse

Question 10
Single choice

The FM band covers __________.

A.

550 to 1,600 kHz

B.

88 to 108 MHz

C.

100 to 200 MHz

D.

550 to 1600 MHz

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