LESSON 5
PRACTICE EXERCISE
1.
Which of the following statements best describes a speaker?
a.
Transforms equalization into attenuation
b.
Transforms backward sound into forward sound
c.
Transforms DC current into AC current
d.
Transforms electrical energy to mechanical energy
2.
Which of the following is a characteristic of a speaker driver?
a.
Operates a vehicle
b.
Moves air
c.
Creates equality
d.
Reverses current
3.
What will happen with a transistorized amplifier if the output stage is presented with a very low
impedance load?
a.
Flash its help light
b.
Burn out
c.
Respond better to signals
d.
Disconnect itself
4.
Which statement best describes a hard line cable?
a.
High loss
b.
Low loss
c.
Medium loss
d.
Wide loss
5.
What must you, as a technician, do to start the repair process?
a.
Ask advice from a friend
b.
Wait for supervisor to talk to the commander
c.
Turn equipment on and watch, listen, and smell
d.
Leave equipment where it is, someone else will repair it
6.
What is the purpose of an attenuator?
a.
To reduce the switches of two circuits
b.
To reduce the driver of the circuit
c.
To reduce the amplitude of a signal
d.
To reduce the entire range of DC current
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