Circuits in Applied Engineering MCQs
Circuits in Applied Engineering MCQs
Our team has conducted extensive research to compile a set of Circuits in Applied Engineering MCQs. We encourage you to test your X knowledge by answering these multiple-choice questions provided below.
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1: What does AC stand for?
A. Area code
B. Amplitude modulation
C. Arithmetic mean
D. Alternating current
2: What does AC coupling stand for?
A. An alternating current (AC) capacitor-input filter
B. Circuit that passes an AC signal while blocking a DC voltage.
C. Circuit that passes a DC signal while blocking an AC voltage.
D. A device used to connect two pieces of audio equipment together
3: What does AC coupling do?
A. Decreases the frequency of an AC signal.
B. Increases the amplitude of an AC signal.
C. Allows only a DC voltage to pass.
D. Passes an AC signal while blocking a DC voltage.
4: What does AC/DC stand for?
A. Air conditioning/drying chamber
B. Alternating current/direct current
C. Amplitude communication/direct current
D. Equipment that will operate from an AC or DC power source.
5: What is an AC generator?
A. A device that transforms AC electrical power into mechanical energy.
B. A device that transforms mechanical energy into AC electrical power.
C. A device that transforms mechanical energy into DC electrical power.
D. A device that transforms DC electrical power into mechanical energy.
6: What is an AC load line?
A. A graph representing all possible combinations of AC output voltage and current for an amplifier.
B. A graph representing all possible combinations of DC output voltage and current for an amplifier.
C. A graph representing all possible combinations of AC output power and current for an amplifier.
D. A graph representing all possible combinations of AC input voltage and current for an amplifier.
7: What does AC load line represent?
A. AC input voltage and current for an amplifier
B. DC output voltage and current for an amplifier
C. AC output voltage and current for an amplifier
D. AC impedance and current for an amplifier
8: What does AC stand for in AC power supply?
A. Automated Current
B. Apartment Complex
C. Alternating Current
D. Average Current
9: What does an active component do?
A. Change the frequency of a signal between output and input.
B. Change the phase of a signal between output and input.
C. Does not change the amplitude of a signal between output and input.
D. Changes the amplitude of a signal between output and input.
10: What is an active component?
A. A component that changes the frequency of a signal between output and input.
B. A component that changes the amplitude of a signal between output and input.
C. A component that does not change the amplitude of a signal between output and input.
D. A component that changes the phase of a signal between output and input.
11: What does an active filter use?
A. An amplifier
B. A phone
C. A microphone
D. A computer
12: What is active region?
A. The region of IGBT (insulated-gate bipolar transistor) operation between saturation and cutoff used for linear amplification.
B. The region of BJT operation between saturation and cutoff used for linear amplification.
C. The region of FET (field-effect transistor) operation between saturation and cutoff used for linear amplification.
D. The region of MOSFET (metal-oxide-semiconductor field-effect transistor) operation between saturation and cutoff used for linear amplification.
13: What does BJT stand for?
A. Base junction transistor
B. Bipolar junction transistor
C. Battery junction transistor
D. Basejam transistor
14: Voltage with no polarity
A. A voltage with constant polarity
B. A voltage with unpredictable polarity
C. A voltage with alternating polarity
15: What is a balanced bridge?
A. Condition that occurs when a bridge circuit is adjusted to produce a zero output.
B. A bridge that is in perfect balance
C. A bridge that is not in perfect balance
D. A bridge that is dangerous
16: What is the main purpose of a band-pass filter?
A. To pass a band of frequencies between a lower cut-off frequency (f1) and a higher cut-off frequency (f2)
B. To heavily attenuate frequencies above and below the pass band
C. To pass all frequencies between a lower cut-off frequency (f1) and a higher cut-off frequency (f2)
D. To only pass frequencies above the lower cut-off frequency (f1)
17: Which of the following is NOT a part of a band-stop filter?
A. F1
B. F3
C. F4
D. F2
18: What does bandwidth refer to?
A. The numerical difference between upper and lower frequencies of a band of electromagnetic radiation
B. The width of a band of electromagnetic radiation
C. The size of a digital image file
D. The amount of data that can be transmitted over a network connection
19: What does the abbreviation BW stand for?
A. Bandwidth Data
B. British West Indies
C. Basic Wireless
D. Bandwidth
20: Which of the following is not a part of a transistor?
A. Emitter
B. Gate
C. Collector
D. Base
21: What is the base?
A. The emitter of a transistor
B. The collector of a transistor
C. The region that lies between the emitter and collector of a bipolar junction transistor (BJT).
D. The layer between p-type and n-type semiconductor
22: What is a battery?
A. An AC voltage source
B. A device that converts electrical energy to chemical energy
C. A DC voltage source containing two or more cells that convert chemical energy to electrical energy.
D. A DC voltage source
23: What does a battery convert energy to?
A. Wind
B. Solar
C. Electrical
D. Chemical
24: What is a baud?
A. A unit of frequency
B. A unit of data storage
C. A unit of speed
D. A unit of signaling speed equal to the number of signal events per second
25: What is Bias?
A. A DC voltage applied to a device to control its operation.
B. An AC voltage applied to a device to control its operation.
C. The average value of the output voltage of a device.
D. The difference in voltage between the positive and negative terminals of a device.
26: What does DC voltage applied to a device to control its operation mean?
A. Voltage
B. Bias
C. Efficiency
D. Power
27: What is the name given to a number system having only two symbols?
A. Binary
B. Hexadecimal
C. Decimal
D. Ternary
28: What is the base of a binary number system?
A. 2
B. 10
C. 16
D. 8
29: What is a Bipolar junction transistor?
A. A two terminal device
B. A four terminal device
C. A three terminal device in which emitter to collector current is controlled by base current.
D. A device used to amplify or switch electronic signals and power.
30: Which among the following is not a characteristic of a Bipolar junction transistor?
A. Emitter to collector current is controlled by base current
B. It has gain
C. Output current is proportional to input current
D. Three terminal device
31: What is a cable?
A. A group of two or more insulated wires
B. A group of two or more wires that are not insulated
C. A group of two or more uninsulated wires
D. A group of two or more wires that are not connected
32: What does the abbreviation "CAD" stand for?
A. Computer aided designs
B. Computer assisted designs
C. Central auditory processing
D. Corrective action request
33: What does "CAD" stand for?
A. "computer administered design"
B. "computer assisted design"
C. "computer automated design"
D. "computer aided designs"
34: What is calibration?
A. To adjust the correct value of a reading by comparison to a standard.
B. To fix the malfunctioning of an electronic device
C. To changing the value of a meter
D. To testing the accuracy of a measuring instrument
35: What is capacitance?
A. The ability of a capacitor to store an electrical charge.
B. The ability of an insulator to store an electrical charge.
C. The ability to store an electrical current.
D. The ability of a conductor to store an electrical charge.
36: What is the basic unit of capacitance?
A. Volt
B. Ohm
C. Ampere
D. Farad
37: What is a capacitor?
A. A measure of a capacitor's ability to store an electric charge.
B. The SI unit of capacitance.
C. The rate of flow of charge through a capacitor.
D. An electronic component having capacitive reactance.
38: What is a carbon-film resistor?
A. Component made of carbon and ceramic
B. Device made by depositing a thin carbon film on a ceramic form.
C. Made of thin carbon film
D. Device made by depositing a thin carbon film on a semiconductor
39: What causes a change in resistance in a carbon microphone?
A. Vibration in the air
B. Movement of the diaphragm
C. Pressure variation in carbon granules
D. Change in temperature
40: What is a carbon resistor?
A. A fixed value made by mixing carbon granules with a binder which is molded and then not baked.
B. A resistor of changing value made by mixing carbon granules with a binder which is molded and then baked.
C. A fixed value made by mixing carbon granules with a binder which is not molded and then baked.
D. A resistor of fixed value made by mixing carbon granules with a binder which is molded and then baked.
41: What is a carbon resistor made of?
A. Silver
B. Copper wire
C. Carbon granules mixed with a binder
D. Gold
42: What is a Cathode?
A. A device that produces or amplifies an electric current by inducing the flow of electrons in an external circuit.
B. A negatively charged electrode
C. A device used to produce x-rays.
D. A device used to focus an electron beam.
43: What is the definition of a center tap?
A. Midway connection between the two ends of a winding
B. The process of creating a hole in the center of an object
C. A method of winding where the wire is wrapped around the object from the center outward
D. The point in an electrical circuit where the current is divided into two paths
44: What does the abbreviation "DAC" stand for?
A. Data access control
B. Digital audio converter
C. Direct access control
D. Digital to analog converter
45: What is the unit of damping?
A. Unit of energy
B. Reduction in magnitude of oscillation
C. Derived unit of heat
D. SI unit of heat
46: What is Damping?
A. Oscillation of a system about a point of equilibrium in the absence of external forces.
B. Undamped Harmonic Motion
C. Oscillatory motion of an object where the restoring force is directly proportional to the displacement.
D. Reduction in magnitude of oscillation due to energy being dissipated as heat.
47: What is the connected configuration of two bipolar junction transistors called?
A. Common-collector configuration
B. Common-emitter configuration
C. Common-base configuration
D. Darlington pair
48: What does the abbreviation "DC" stand for?
A. Direct Current
B. Dual Core
C. Dixon County
D. Data Collection
49: What is a DC load line?
A. A graph representing the voltage and current for a given load resistor in an amplifier
B. A graph representing all possible combinations of voltage and current for a given amplifier
C. A graph representing all possible combinations of voltage and current for a given load resistor in an amplifier.
D. A load resistor in an amplifier
50: What is DC power supply?
A. DC power is not a source of power.
B. DC power cannot be used for electrical equipment.
C. Any source of DC power for electrical equipment.
D. Any source of AC power for electrical equipment.
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Circuits in Applied Engineering MCQs
