AVIOAVM1

What are some potential risks associated with electrical current according to the safety practices. Skin irritation and dizziness. Serious flesh burns and muscle contractions. Hair loss and joint pain. Vision impairment and respiratory issues.

What is electrical current defined as in a closed electrical circuit?. The flow of negative charges from negative to positive. The flow of positive charges from positive to negative. The flow of negative charges from positive to negative. The flow of positive charges from negative to positive.

Which of the following are the four circuit elements found in every electrical circuit?. Current, Energy, Capacitance, Frequency. Voltage, Resistance, Power, Inductance. Current, Voltage, Resistance, Power. Amperage, Conductance, Impedance, Wattage.

According to the Law of Electrical Charges, which of the following statements is true?. Two positive charges will attract each other. Two negative charges will attract each other. A positive charge will repel a negative charge. A negative charge will repel a positive charge.

What is the force that causes current to flow in an electrical circuit?. Voltage. Resistance. Power. Electromotive Force.

Which type of current is produced by most sources and flows in only one direction through the circuit. Alternating current (AC). Pulsating current (PC). Direct current (DC). Oscillating current (OC).

What is the purpose of a rectifier circuit in electrical equipment?. To increase resistance in the circuit. To convert AC voltage to DC voltage. To decrease the flow of current. To generate alternating current.

What is the unit of measurement for resistance in an electrical circuit?. Ampere (A). Volt (V). Ohm (Ω). Watt (W).

Which of the following is a common type of fixed resistor used in electrical circuits?. Variable resistor. Rheostat. Carbon composition resistor. Potentiometer.

What is the unit of measurement for electrical power?. Watt. Ohm. Ampere. Volt.

Why is it important to consider the wattage rating of electrical components in circuit design?. To determine the physical size of the component. To ensure proper heat dissipation and prevent damage. To regulate the voltage levels in the circuit. To control the resistance of the component.

What is the purpose of a multimeter in electrical measurements?. To measure only resistance in a circuit. To measure only voltage in a circuit. To combine the functions of a voltmeter, ohmmeter, and ammeter. To generate electrical signals for testing purposes.

What precaution should be taken to ensure accurate ammeter readings and prevent electrical shocks?. Exceeding the capabilities of the meter. Setting the range selector switch to the lowest range. Disconnecting the circuit from the power source before measuring current. Keeping the circuit connected to the power source during measurements.

According to Ohm's Law, if the voltage applied to a circuit is increased, how is the current affected?. Current increases. Current decreases. Current remains the same. Current becomes zero.

In a circuit with 120V and 1,200 ohms of resistance, how much current will flow (in milliamps)?. 10 mA. 100 mA. 1 mA. 1,000 mA.

What is the purpose of an attenuator in a circuit?. To increase voltage. To decrease current. To decrease signal strength. To increase resistance.

Define resistance and explain the unit of measurement for resistance. Resistance limits current flow; measured in volts. Resistance opposes current flow; measured in ohms. Resistance controls voltage; measured in watts. Resistance regulates power; measured in amperes.

What is the difference between a fixed resistor and a variable resistor?. Fixed resistors have changing values; variable resistors have constant values. Fixed resistors have constant values; variable resistors have changing values. Fixed resistors are used in series circuits; variable resistors are used in parallel circuits. Fixed resistors are used in parallel circuits; variable resistors are used in series circuits.

What is the purpose of a diode rectifier in an electrical circuit?. To amplify signals. To regulate voltage. To convert AC to DC. To store electrical energy.

How is a potentiometer different from a rheostat?. Potentiometers have fixed resistance values. Rheostats have three terminals. Potentiometers control voltage. Rheostats control current.

How should operators protect ESD sensitive devices before opening a protective container?. Wear gloves. Ground the operator's body. Use a metal tool. Increase humidity levels.

Why is it important to check tools used in electrical installations regularly?. To increase the weight of the tools. To ensure tools are functioning correctly. To change the color of the tools. To reduce the number of tools used.

What components can be part of Line Replaceable Units (LRUs) in aircraft systems?. Engines and landing gear. Computers, sensors, and actuators. Passenger seats and overhead bins. In-flight entertainment systems.

Why are LRUs in aircraft systems continuously monitored?. To control the cabin temperature. For entertainment purposes. For safety reasons and troubleshooting. To adjust the aircraft's altitude.

What is the purpose of Built-In Test Equipment (BITE) in aircraft systems?. To serve as a coffee maker for the crew. To monitor the weather conditions. To conduct diagnostic tests and troubleshoot issues. To play music for passengers.

How can you determine the wire type and gauge for a connector in the ESPM?. Refer to the Aircraft Maintenance Manual. Check the Electrical Standard Practices Manual index. Consult the Aircraft Wiring Manual (AWM). Contact Airbus customer service.

What is the main purpose of the MIL-STD-202H standard?. To create new electronic components for military use. To establish uniform methods for testing electronic and electrical components. To define the production process for military equipment. To provide guidelines for military training exercises.

Which components are covered by the MIL-STD-202H standard?. Large machinery and vehicles. Small component parts like capacitors, resistors, and switches. Software and firmware used in military applications. Communication protocols for military networks.

What is the weight limit for components tested under MIL-STD-202H?. 100 pounds. 200 pounds. 300 pounds. 400 pounds.

What is the maximum root mean square (RMS) test voltage specified in MIL-STD-202H?. 10,000 volts. 20,000 volts. 30,000 volts. 50,000 volts.

MIL-STD-202H test methods apply to which parts besides those covered by military specifications?. Only parts that have been previously tested. Parts covered by commercial specifications. Parts not covered by any approved specification or standard. Parts that exceed 300 pounds in weight.

What is the purpose of the ESD control program standard ANSI/ESD S20.20-2021 ?. To design new electronic components. To provide administrative and technical requirements for an ESD control program. To train employees on ESD safety. To replace outdated testing methods.

When should the sanitation procedure for the espresso maker be conducted?. Before the Final Inspection Procedure. At any random time during production. At the beginning of the Final Inspection Procedure. At the end of the Final Inspection Procedure.

How many Long Coffee functions should be performed for each water outlet during sanitation?. Three for the single version and one for the double version. Two for the single version and three for the double version. Five for the single version and one for the double version. One for the single version and two for the double version.

What is the purpose of the OCM LOADER SOFTWARE V5?. To cook food in the oven. To communicate with an oven and exchange data between the oven and a personal computer. To repair the oven. To control the temperature of the oven.

What is one function of the OCM LOADER SOFTWARE V5?. Playing music. Downloading recipes. Uploading new settings and software to the unit. Sending emails.

What types of data can be exchanged using the OCM LOADER SOFTWARE V5?. Audio files. Videos. Data and logs. Text messages.

What is the primary difference between the 2-Inch Spring-lift PDU and the 43212 Self-lift PDU?. The material used for construction. The color of the housing. The mechanism for lifting cargo. The size of the electrical cable.

Which components of the 2-Inch Spring-lift PDU are shared with the 43212 Self-lift PDU?. Spring-loaded plungers and retractable mounting pins. Aluminum drive rollers and electrical module. Anodized aluminum housing and electrical cable. Gear train components and traction rollers.

What is the purpose of the elastomeric-coated, aluminum drive rollers in the 2-Inch Spring-lift PDU?. To lift the PDU. To engage with Unit Load Devices (ULDs) and move them within the cargo bay. To retract mounting pins. To control the functions of the PDU.

What type of electric motor powers the 2-Inch Spring-lift PDU?. 115/200 VAC, single-phase, 60 Hz. 220 VAC, three-phase, 50 Hz. 115/200 VAC, three-phase, 400 Hz. 240 VDC, single-phase.

Which component controls the functions of the 2-Inch Spring-lift PDU?. Anodized aluminum housing. Electrical module. Spring-loaded plungers. Retractable mounting pins.

What connects the 2-Inch Spring-lift PDU to the power and control systems?. Electrical module. Gear train. Electrical cable and plug. Anodized aluminum housing.

How does the spring-lift mechanism of the PDU function?. By direct engagement with the cargo bay floor. By applying constant pressure on the cargo containers. By reacting with roller trays and utilizing a spring pack and actuator. By employing an electromagnetic field.

What is the benefit of the spring-lift PDU's constant contact with the container bottom?. Decreased system performance and efficiency. Increased drift of containers. Improved system performance and efficiency, along with inherent braking capacity. Enhanced container movement control during power loss.

What does the power-off brake design of the PDU allow it to do?. Allows the PDU to move freely without any control. Prevents the PDU from stopping containers. Retains total control of a container above it under normal operation. Increases the likelihood of runaway conditions during power loss.

What is the purpose of the power-off brake design in the spring-lift PDU?. To increase the movement of free-rolling containers. To avoid potential runaway conditions during power loss. To reduce the efficiency of the PDU. To decrease the braking capacity of the PDU.

How does the spring-lift PDU differ from most self-lift PDU systems?. By lacking inherent braking capacity. By allowing containers to drift. By having rollers always in contact with the container bottom. By using a single-stage gear train.

What data is sent from the PDU to the control system through the CAN Bus?. Drive commands. Maintenance history. Operational control data. All of the above.

How does the microprocessor enhance the inherent protection from crossed phase switching?. By increasing the voltage. By implementing a redundant minimum reversal delay. By shutting down the PDU. By increasing the communication speed.