ASSOCIATE CET PRACTICE EXAM EXPECTED
QUESTIONS WITH VERIFIED ANSWERS
Question 1.
In a motor, the counter emf voltage induced in the armature ________ the source current.
ANSWER
causes a decrease in
Question 2.
You would use the formula (Lt=L1+L2+L3):
ANSWER
to find total inductance in a series circuit
Question 3.
Integrated Circuit failures often exhibit:
ANSWER
open or short conditions
Question 4.
Which of these is a good indication of the quality of an analog meter?
ANSWER
the ohms per volt rating
Question 5.
Which of these terms would you most expect to see when referring to types of resistors?
ANSWER
metal film
,Question 6.
Coaxial cable line losses at RF frequencies are due to:
ANSWER
wire resistance, capacitive and inductive reactance
Question 7.
Decimal 50 would appear as _____ in Hex.
ANSWER
32
Question 8.
Lead free type solder for electronics work is made from:
ANSWER
silver and tin
Question 9.
Applying positive voltage to the P end and negative to the N end of a germanium diode:
ANSWER
will forward bias it
Question 10.
The average of a full sine wave rectified voltage is:
ANSWER
.637 x peak
Question 11.
Which of these can be used to control the output level of a generator?
ANSWER
a small DC voltage applied to the field winding
,Question 12.
0 dBm, when referring to audio signals means:
ANSWER
decibels referenced to 1 milliwatt
Question 13.
If you increase the value of an inductor, the the inductive reactance will:
ANSWER
increase
Question 14.
Fm utilizes ______ where AM utilizes signal level variations.
ANSWER
frequency variations
Question 15.
The time required to dicharge a capacitor depends on the _____________ across its terminals.
ANSWER
the combination of LRC
Question 16.
A transformer on a schematic has two leads connected to the primary and three to the secondary,
one on each end and one in the middle. This is a
ANSWER
center tapped secondary transformer
, Question 17.
Which of these circuits would most likely use a Zener diode?
ANSWER
a power regulator
Question 18.
Which would least likely be a high voltage (above 1,000v) capacitor?
ANSWER
Electrolytic
Question 19.
Ohm's law provides equations relating to:
ANSWER
volts, amps, and resistance
Question 20.
A power supply whose output voltage does not change whether the load is light or heavy, would
have what percent of regulation?
ANSWER
0
Question 21.
The rechargeable cells currently used in many consumer portable products would be:
ANSWER
Lithium ion
QUESTIONS WITH VERIFIED ANSWERS
Question 1.
In a motor, the counter emf voltage induced in the armature ________ the source current.
ANSWER
causes a decrease in
Question 2.
You would use the formula (Lt=L1+L2+L3):
ANSWER
to find total inductance in a series circuit
Question 3.
Integrated Circuit failures often exhibit:
ANSWER
open or short conditions
Question 4.
Which of these is a good indication of the quality of an analog meter?
ANSWER
the ohms per volt rating
Question 5.
Which of these terms would you most expect to see when referring to types of resistors?
ANSWER
metal film
,Question 6.
Coaxial cable line losses at RF frequencies are due to:
ANSWER
wire resistance, capacitive and inductive reactance
Question 7.
Decimal 50 would appear as _____ in Hex.
ANSWER
32
Question 8.
Lead free type solder for electronics work is made from:
ANSWER
silver and tin
Question 9.
Applying positive voltage to the P end and negative to the N end of a germanium diode:
ANSWER
will forward bias it
Question 10.
The average of a full sine wave rectified voltage is:
ANSWER
.637 x peak
Question 11.
Which of these can be used to control the output level of a generator?
ANSWER
a small DC voltage applied to the field winding
,Question 12.
0 dBm, when referring to audio signals means:
ANSWER
decibels referenced to 1 milliwatt
Question 13.
If you increase the value of an inductor, the the inductive reactance will:
ANSWER
increase
Question 14.
Fm utilizes ______ where AM utilizes signal level variations.
ANSWER
frequency variations
Question 15.
The time required to dicharge a capacitor depends on the _____________ across its terminals.
ANSWER
the combination of LRC
Question 16.
A transformer on a schematic has two leads connected to the primary and three to the secondary,
one on each end and one in the middle. This is a
ANSWER
center tapped secondary transformer
, Question 17.
Which of these circuits would most likely use a Zener diode?
ANSWER
a power regulator
Question 18.
Which would least likely be a high voltage (above 1,000v) capacitor?
ANSWER
Electrolytic
Question 19.
Ohm's law provides equations relating to:
ANSWER
volts, amps, and resistance
Question 20.
A power supply whose output voltage does not change whether the load is light or heavy, would
have what percent of regulation?
ANSWER
0
Question 21.
The rechargeable cells currently used in many consumer portable products would be:
ANSWER
Lithium ion
