ASSOCIATE CET FINAL REVIEW
QUESTIONS VERIFIED COMPLETE
ANSWERS 100 PERCENT CORRECT
◉ Solder flux mainly:
Answer: removes oxides on metals to be soldered
◉ Laminations used for the core of a transformer:
Answer: must be insulated from each other.
◉ I=1 amp, R=10,000 ohms. What is the value of voltage?
Answer: 10,000 volts
◉ If R=200 ohms and I=.02 amps. What is the value of P (power).
Answer: .08 watts
◉ Which frequency will have a higher loss when using coaxial
cable transmission line?
Answer: 1 GHz
◉ A __________ is a reference antenna that all other antennas with
gain are compared to.
Answer: Dipole
,◉ A high frequency antenna ________ than a low frequency one.
Answer: is shorter
◉ Standing waves on a transmission cable:
Answer: can be caused by poor termination
◉ Sideband frequencies are produced when a radio carrier
frequency is:
Answer: modulated
◉ Doubling the power in a transmitter output signal is ______ dB
gain.
Answer: 3
◉ 0 dBm V is what levle of received TV signal?
Answer: 1000 microvolts
◉ A byte is:
Answer: 8 bits
◉ In a 3 input AND gate:
Answer: 3 input must be high for a high output
, ◉ An LCD operates by polarizing the light through filters. The
fluid rotates ____________ degrees.
Answer: 90
◉ To test an SCR with an ohmmeter:
Answer: With + to anode and - to cathode, short gate and anode
together. Should go from near "open" to near "short."
◉ Using the R x 100 range and testing between the source and
drain of an N channel JFET:
Answer: readings should be equal in both directions
◉ With + voltage to drain or source and a - voltage to the gate on
an N channel JFET, internal resistance of the JEFT will be:
Answer: high
◉ Which is LEAST likey to cause ESD damage to a MOSFET?
Answer: flux
◉ A logic probe:
Answer: indicates high and low voltage conditions
◉ In a typical electrical generator, a small AC voltage applied to
the field windings is able to control the output level of the
generator.
QUESTIONS VERIFIED COMPLETE
ANSWERS 100 PERCENT CORRECT
◉ Solder flux mainly:
Answer: removes oxides on metals to be soldered
◉ Laminations used for the core of a transformer:
Answer: must be insulated from each other.
◉ I=1 amp, R=10,000 ohms. What is the value of voltage?
Answer: 10,000 volts
◉ If R=200 ohms and I=.02 amps. What is the value of P (power).
Answer: .08 watts
◉ Which frequency will have a higher loss when using coaxial
cable transmission line?
Answer: 1 GHz
◉ A __________ is a reference antenna that all other antennas with
gain are compared to.
Answer: Dipole
,◉ A high frequency antenna ________ than a low frequency one.
Answer: is shorter
◉ Standing waves on a transmission cable:
Answer: can be caused by poor termination
◉ Sideband frequencies are produced when a radio carrier
frequency is:
Answer: modulated
◉ Doubling the power in a transmitter output signal is ______ dB
gain.
Answer: 3
◉ 0 dBm V is what levle of received TV signal?
Answer: 1000 microvolts
◉ A byte is:
Answer: 8 bits
◉ In a 3 input AND gate:
Answer: 3 input must be high for a high output
, ◉ An LCD operates by polarizing the light through filters. The
fluid rotates ____________ degrees.
Answer: 90
◉ To test an SCR with an ohmmeter:
Answer: With + to anode and - to cathode, short gate and anode
together. Should go from near "open" to near "short."
◉ Using the R x 100 range and testing between the source and
drain of an N channel JFET:
Answer: readings should be equal in both directions
◉ With + voltage to drain or source and a - voltage to the gate on
an N channel JFET, internal resistance of the JEFT will be:
Answer: high
◉ Which is LEAST likey to cause ESD damage to a MOSFET?
Answer: flux
◉ A logic probe:
Answer: indicates high and low voltage conditions
◉ In a typical electrical generator, a small AC voltage applied to
the field windings is able to control the output level of the
generator.
