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Associate CET practice exam latest upload, Exams of Nursing

Cheyney University of PennsylvaniaNursing

Associate CET practice exam latest upload

Typology: Exams

2025/2026

Available from 02/15/2026

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Associate CET practice exam latest upload
1. 8.33 meters is the full wavelength in air for what RF frequency?: 36
MHz
2. Decimal 164 would appear as in
binary?:
10100100
3. A resistor has color stripes yellow, violet, violet, silver. It is:: 470
MegOhm +/- 10%
4.
what is the total capacitance of three capacitors valued at 100pf,
100pf, and 50pf when connected in a series?:
25 pf
5.
what is the ripple frequency of a full wave single phase
bridge rectifier
operated at 60Hz?: 120Hz
6. When heated or cooled, a emits a
voltage.:
theromcouple
7. Which wire size is physically largest?: #8
8.
Adding the binary numbers 101011 and 001110 will give you what
pf3
pf4
pf5
pf8
pf9
pfa
pfd
pfe
pff
pf12
pf13
pf14
pf15
pf16
pf17

Partial preview of the text

Download Associate CET practice exam latest upload and more Exams Nursing in PDF only on Docsity!

1 / 23

Associate CET practice exam latest upload

  1. 8.33 meters is the full wavelength in air for what RF frequency?: 36 MHz
  2. Decimal 164 would appear as in binary?: 10100100
  3. A resistor has color stripes yellow, violet, violet, silver. It is:: 470 MegOhm +/- 10%
  4. what is the total capacitance of three capacitors valued at 100pf, 100pf, and 50pf when connected in a series?: 25 pf
  5. what is the ripple frequency of a full wave single phase bridge rectifier operated at 60Hz?: 120Hz
  6. When heated or cooled, a emits a voltage.: theromcouple
  7. Which wire size is physically largest?: #
  8. Adding the binary numbers 101011 and 001110 will give you what

2 / 23 result?: - 111001

  1. A component that reduces in resistance as it is heated:: Is a negative temperature coeflcient thermistor
  2. An autotransformer:: has a single winding
  3. A dual trace oscilloscope differs from a single trace in that only the dual trace scope:: alternates sweeps
  4. If an RF signal voltage is reduced by 6 dB, it is then:: half the original size
  5. Applying positive voltage to the P end and negative to the N end of a germanium diode:: will forward bias it
  6. You would probably prefer a digital VOM over an ordinary analog meter:: for most accuracy
  7. You should expect the video amplifier in a radar or TV receiver to have a frequency response of:: 0-6 MHz
  8. The radio communication mode that utilizes the basic frequency and one of the side bands:: is called "SSB"
  9. When using fiber optics to transfer a signal, the light must:: Enter the "cone of acceptance"

4 / 23

  1. A capacitor (3/8" x 1/8" ceramic or mica) marked 47K is:: 47pf+/- 10%
  2. A digital storage oscilloscope:: uses micro processing and memory to allow close analysis of signals; is specially designed for analyzing digital signals; converts analog input signals to a digital display
  3. Carbon microphones are much like variable:: Resistors
  4. An antenna that is longer than another:: will have a lower resonant frequency
  5. An 8-bit binary code allows logical combinations.: 256
  6. An inductor in an electronic circuit:: resists AC current flow
  7. A printer directly connected to a personal computer would use a connection.: USB or parallel Centronics
  8. The digital method of representing characters by using combinations of zeros and ones is called:: binary
  9. Fm utilizes where AM utilizes signal level

5 / 23 variations.: frequency variations

  1. What decimal number is represented by the binary number 01101010?: 106
  2. Decimal 50 would appear as in Hex.: 32
  3. Of these choices, the display of a DMM would probably be:: LCD
  4. A disadvantage of LCD is:: environmental temperature sensitivity
  5. A series DC motor maintains a constant speed with changing loads?: may be damaged by excessive speed
  6. Which motor maintains constant speed with changing loads?: Shunt
  7. A small power drill or electrics mixer would probably be powered by a/an motor.: series
  8. The rotor in an induction motor is not connected to AC or DC power.: True
  9. 0 dBm, when referring to audio signals means:: decibels referenced to 1 milliwatt

7 / 23 components of a non switching power supply?: filter, rectifier, transformer

  1. The average of a full sine wave rectified voltage is:: .637 x peak
  2. The ripple frequency for a half wave rectifier operating from 60 Hz electrical power is:: 60 Hz
  3. The effective voltage of a 100V peak to peak sine wave is:: 35.
  4. A pi filter is an inductor with:: a capacitor at each end to common
  5. An inductor opposes any change in:: current
  6. A capacitor opposes any change in:: voltage
  7. A capacitor will charge to what percent of full charge in one RC time?: 63.
  8. Moving one plate of a capacitor further away from the other will:: decrease capacitance
  9. The fact than an inductor opposes any change in current is true of:: AC and DC signals
  10. If you increase the value of a capacitor, the capacitive reactance will:: decrease
  11. In checking a capacitor to see if it is shorted, open or leaky, you would use the Ohm meter range.: Highest

8 / 23

  1. The capacitor in a power supply capacitive filter:: is in parallel with the load
  2. The time required to dicharge a capacitor depends on the across its terminals.: the combination of LRC
  3. With a given filter type, pure filtering is easiest with:: high frequencies
  4. Using a resistor instead of an inductor in a power supply pi filter:: all of the above
  5. A power supply whose output voltage does not change whether the load is light or heavy, would have what percent of regulation?: 0
  6. A power supply which measures 50 volts when under no load and 40 volts under a full load has what percent regulation using the % of regulation formula: (%=(EnL - EfL) / EfL x 100)?: 25
  7. Correctly connecting a properly rated zener diode across a power supply load will:: limit the output DC
  8. A triac in a power control circuit:: acts as an on/ott switch

10 / 23 cable transmis- sion line?: 1 GHz

  1. A is a reference antenna that all other antennas with gain are compared to.: Dipole
  2. A high frequency antenna than a low frequency one.: is shorter
  3. Standing waves on a transmission cable:: can be caused by poor termination
  4. Sideband frequencies are produced when a radio carrier frequency is:: modu- lated
  5. Doubling the power in a transmitter output signal is dB gain.: 3
  6. 0 dBm V is what levle of received TV signal?: 1000 microvolts
  7. A byte is:: 8 bits
  8. In a 3 input AND gate:: 3 input must be high for a high output
  9. An LCD operates by polarizing the light through filters. The fluid rotates degrees.: 90
  10. To test an SCR with an ohmmeter:: With + to anode and - to cathode,

11 / 23 short gate and anode together. Should go from near "open" to near "short."

  1. Using the R x 100 range and testing between the source and drain of an N channel JFET:: readings should be equal in both directions
  2. With + voltage to drain or source and a - voltage to the gate on an N channel JFET, internal resistance of the JEFT will be:: high
  3. Which is LEAST likey to cause ESD damage to a MOSFET?: flux
  4. A logic probe:: indicates high and low voltage conditions
  5. In a typical electrical generator, a small AC voltage applied to the field windings is able to control the output level of the generator.: false
  6. When working with and testing lead acid batteries:: always wear eye protection, never cause a spark and charge in a ventilated room
  7. Audio signals, such as the output from DVD players, satellite receivers and preamplifiers, usually are of what amplitude for input to a TV, modulator or other equipment?: 1 volt peak to peak
  8. Which of these signal parameters does a spectrum analyzer show?: Magnitude and frequency
  9. Permanent, non-volatile, non-removable data storage in a

13 / 23 commercial broad- cast receivers are:: 455 kHz and 10.7 MHz

  1. Analog radio receiver signal compression:: reduces the high frequency received signal amplitude
  2. Coaxial cable line losses at RF frequencies are due to:: wire resistance, capacitive and inductive reactance
  3. You are troubleshooting audio reproduction equipment and measure the signal to be input into the audio amplifier. What approximate RMS level would you except that signal to be?: 1, millivolts
  4. The noise level in a radio receiver is generated mostly in the:: RF section
  5. The fast charging rate for a NiCad or Ni-MH battery should not exceed % of its AHr, or ampere hour rating?: 10
  6. Which one of the following in a PC would be part of disk operations?: SATA or IDE controller
  7. An LED:: can be used as a fiber optic signal source
  8. A dual trace oscilloscope may have:: a Z input for intensity modulation
  9. The gain of an-amp connected as an inverting

14 / 23 amplifier is determined by the external .: feedback and input resistors

  1. Diodes are made from one type of material.: false
  2. Which propagation condition would be significant for UHF signal to be received at a distance of 500 miles?: Tropospheric ducting
  3. A three input NAND has two low inputs and one high input. The output is:: High
  4. Which of these would be considered a component of "basic" power supply?- : Diode rectifer
  5. A "video signal" is defined as:: Baseband including visual information.
  6. You are servicing a power supply and have disconnected power. It has several 250 uF capacitors connected in parallel. To avoid shock, these capac- itors:: Should be discharged to chassis ground, through a suitable resistor.
  7. A schematic used in electronic servicing:: is much like a road map for following signals
  8. High voltage should be discharged before servicing a product. After dis- abling. After disabling AC input power, discharge an HV PS by::

16 / 23

  1. Information travels through optic fiber via the flow of:: photons
  2. You would most likely prefer an analog VOM over a DMM for:: intermittent functuations
  3. Which of these circuits would most likely use a Zener diode?: a power regulator
  4. A block in a digital diagram is called a NOR. Which is true?: It is a NOT OR or inverted OR
  5. Which of these statements is most true relating to schematic diagrams of electronic devices?: They represent signal paths
  6. In personal computer technology, ROM indicates:: memory that may only be read from
  7. A light emitting diode will light when:: it is forward biased
  8. A zener diode is rated 6.3 v. This tells you:: it conducts to limit voltage across it to 6.3 v
  9. A triac is frequently used:: to electronically turn equipment on and ott
  10. A techician must be knowledgeable about "ESD":: because static discharge can destroy many components
  11. In

17 / 23 a motor, the counter emf voltage induced in the armature the source current.: causes a decrease in

  1. One significant difference between a TV antenna and a CB antenna would be:: TV is polarized horizontal while CB is veritcal
  2. Switching power supplies:: are sometimes called DC to DC converters
  3. Which of these would you likely find in a DC motor speed control circuit?: an op-amp
  4. 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: center tapped secondary transformer
  5. T he 9 pin DB9 connector serial port on a PC is commonly called the standard.: RS
  6. Three capacitors, of 470 pf, 560 pf and .47 pf are in parallel with each other. The total is:: 1030.47 pf
  7. Ohm's law provides equations relating to:: volts, amps, and resistance
  8. A power source such as a generator to what component in a

19 / 23 called .: dipole

  1. The component that effectively becomes a short when turned on, and is turned off by disconnecting the path from the anode to cathode is the:: silicon controlled rectifier
  2. Which of these terms would you most expect to see when referring to types of resistors?: metal film
  3. "Microwave," as used in radio electronics, refers to:: 1GHz - 100GHz radio frequencies
  4. A differential amplifier whose two input signals are equal, but 180 degree out of phase, will have a output signal.: maximum
  5. Which of these can be used to control the output level of a generator?: a small DC voltage applied to the field winding
  6. Impedance (Z, in ohms) includes:: Resistance, capacitive reactance and inductive
  7. The velocity factor in an RF transmission line is determined by:: the dielectric material between center conductor
  8. A fuse, marked 250v, 650ma can be used in circuits with

20 / 23 an "open fuse" supply voltage of:: 125 volts

  1. A thermistor:: changes resistance with temperature
  2. When a transformer is designed, what most determines the output voltage from the secondary?: the ratio of primary to secondary turns
  3. Adding armature winding in parallel to a generator's existing windings:: im- proves its voltage stability
  4. A 10W signal is received at 5W. This is a dB loss.: 3
  5. Its is desired to raise the power to a speaker from 15W to 30W. This is a:: 3 dB increase
  6. Which of these IC or semiconductor devices normally requires the most careful handling to avoid damage by static electricity?: CMOS
  7. Which of these components most closely compares to the output of a solar cell?: A NiCad battery
  8. Three series inductors have values of 20 mH, 30 mH and 40 mH respectively. Total inductance is:: 90 mH
  9. Phototransistors:: can be sensitive to invisible light