BCTC Industrial Maintenance Technology AMTEC – NOCTI Mechatronic Assessment Practice Test

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• Four 100 Ω resistors in series with a 40 V supply: what is the power dissipated by one resistor?
• The distance a piston travels from its highest position to its lowest position is known as its ______.
• In a PLC system, which timer type preserves its counting value after a power interruption?
• Which of the following is not true of a title block?
• The hexadecimal equivalent of 64 is?
• What article in the National Electric Code covers motors, motor branch-circuit and feeder conductors and their protection?
• Resistance opposes the flow of what in an electrical circuit?
• If hydraulic fluid is not kept clean, what is a likely consequence?
• Convert the binary number 10110011 to decimal.
• How does motor overload protection respond when current exceeds the predetermined value?
• What is the process called when a changing magnetic field induces voltage in a coil?
• Which metalworking operation is performed by forcing metal between two or more dies?
• The centrifugal switch is closed at start up to place the capacitor in series with the Start winding.
• What is the total power dissipated by all four 100 Ω resistors in series across a 40 V supply?
• What are the major components of a PLC system?
• What is the main purpose of the centrifugal switch in a capacitor-start motor?
• What would you use in a PLC-controlled system to learn the total accumulated time a motor has been running?
• Every digital multimeter can measure three basic things—current, voltage, and __________.
• If the supply voltage is quadrupled while resistance stays the same, how does the current change?
• Which statement best describes the relationship between conductor diameter and ampacity?
• Insufficient valve clearance can cause
• What term describes the difference between the minimum and maximum readings taken by an indicator?
• When measuring an AC voltage with a digital multimeter, what value is typically shown on the display?
• In a PLC-controlled system, Timers and Counters appear as which type of functions?
• What is the direction of electron movement across poles in a conventional current model?
• Linear dimensions are usually expressed in decimal or fractional units. Which option is a valid unit for such measurement?
• In motor starting terminology, what electrical effect does the starting capacitor produce between windings?
• Which component is commonly used to smooth the output of a rectifier circuit?
• What device is placed between a solar panel and the power line to convert DC to AC?
• A material that allows electrons to flow through it easily or a pathway for electricity is known as a/an _________.
• Which color designates ground conductors?
• The rapid cooling of heated metal for the purpose of hardening the metal is called __________.
• If Vrms equals 120 V, what is the peak-to-peak voltage?
• In a parallel network of four 1000-ohm resistors across 100 V, what is the current through a single resistor?
• For an electrolytic capacitor, the negative lead connects to which potential?
• In a split phase motor, the starter wire is a _______ size wire than the run winding.
• What is voltage?
• Flux in soldering is used to remove what from metal surfaces?
• In an AC circuit, if resistance remains constant and voltage is doubled, what happens to the current?
• Two XIC (examine if closed) inputs are placed in parallel, this would be equivalent to which logic circuit?
• How does a three-phase motor windings get connected for low-voltage?
• What is the area called that includes the full range of a robot's movement?
• The robot's work cell is made up of the work envelope, controller, and ______________.
• Which device interrupts current to protect against overcurrent conditions?
• When working on an electrical, fluid power, or mechanical system a ____ procedure should be performed to lock out the energy.
• What does a thick line represent in a schematic diagram?
• The electrolyte in a battery is a solution of water and ______.
• Which statement about spur gears is correct?
• The resistance of a liquid to flow is _____.
• Which statement correctly describes a computer-controlled machine used in manufacturing?
• Motors are normally protected from overload by a ______ device.
• What is the unit used to express electromotive force or potential difference?
• The device providing overload protection for motors is commonly a thermal ______.
• Which type of chain is composed of heavier links with multiple side plates and strands to increase its strength rating?
• An SDS includes first aid measures, stability and reactivity, and which additional category related to working with chemicals?
• Which electrons are involved in current flow?
• What connects to a robot's arm and acts like its hand?
• Based on the NEC color-coding requirements, ground conductors must be designated by _____ and neutral conductors by _____.
• A hydronic zone-control valve is actuated by ___________.
• Calculate the work produced if a force of 125 pounds is applied to move a wagon across a distance of 25 feet.
• A device runs on a 36-volt supply and draws 11 amps. What is its power?
• Which organization is responsible for workplace safety and health in the United States?
• What does ampacity refer to?
• The turning force applied to an object being rotated around a fixed axis is called what?
• For a signal with 240 V RMS, what is its peak-to-peak voltage?
• Which term describes the three-dimensional space within which a robot can operate?
• In a robot system, which component interfaces with the controller but is not a main actuator?
• Which term describes the maximum current a conductor can safely carry?
• In motor control, a normally closed contact is typically opened to ______ the motor during an overload.
• What does OSHA stand for?
• The transformer winding to which the incoming power line is connected is called the
• If a voltage source supplies 260 volts and the resistance measures 5 ohms, the current is what?
• Who is responsible for enforcing the NEC?
• What is the joining of metals by applying pressure and passing current for a length of time through the metal area which is to be joined?
• The length of a belt at the location of the tension members is represented by which term?
• Which belt type is used for power transmission through multiple bidirectional loading sheaves?
• A wire's current carrying limit is known as what?
• If a 500 Ω resistor has 1.5 mA through it, what is the voltage across it?
• The decimal equivalent of 7E4_16 is which of the following?
• In the example, what are the units used to express the calculated work?
• Parallel shift alignment is where which statement is true?
• The following truth table represents which logic circuit? A B Y 0 0 1 0 1 1 1 0 1 1 0
• Four 1000-ohm resistors are in parallel across 100V AC. What is the power dissipated by one resistor?
• The purpose of a mechanical transmission system is to transmit which two quantities from one device to another?
• Decreasing distance while force and time are held constant would produce what change in power output?
• Which device detects ground faults to prevent electric shocks?
• A western union splice is used to...
• The winding ratio of which transformer type is 3:1?
• Raceways are not used to...
• In a PLC, if there are 16 inputs and 16 outputs, how would the inputs and outputs be labelled?
• In FR = RPM × T × CL, what unit is the feed rate expressed in?
• Which PLC component provides the electrical power to all components?
• Overload protection is designed to protect the ______ by disconnecting it from the power source when an overload is sensed.
• A person with serious electrical injury should be moved only when _______.
• Which PLC math function is used to compute square roots?
• What is the total resistance of 560 Ω, 1 kΩ, and 3.3 kΩ in series?
• Which statement correctly describes the relationship between wire diameter and ampacity?
• In residential structures, GFCI outlets are required in which location?
• Which tool would you use to tighten fasteners to a precise specification?
• What tool is used to measure the turning force when tightening a fastener?
• Which article of the NEC covers definitions?
• Which cylinder specification defines how far the piston can travel in one full cycle?
• Inhaling phenolic fumes what would happen to you?
• Which energy transformation occurs in a typical electric motor?
• Under Pascal's Law, doubling the piston area with the same pressure results in what change to force?
• Rectifier diodes are most commonly made from which semiconductor material?
• To properly prepare a soldering iron for use, the technician should tin the tip.
• The purpose of a step-down transformer is to ________.
• An electric motor is used to change which form of energy?
• DPDT is an electrical switch type. What does DPDT stand for?
• One sign of a defective hydraulic brake system is __________.
• Diametrical pitch is defined as the number of teeth per inch of which feature?
• What is the relationship between flow, velocity and differential pressure?
• The section of a technical report which summarizes the report's contents is called what?
• Two XIC instructions placed in series with an output instruction define which logic?
• A set of rules that governs the connection of computer systems to the internet is ______.
• Orthographic projection is used to represent a three‑dimensional object using what?
• What is the most common machine wire type?
• Four 1000 Ω resistors in parallel have a total resistance of?
• Which device has two input coils and one output coil?
• What type of machine in a manufacturing process uses computers to run programs that control how the machines will manufacture parts.
• For a PLC with 16 inputs and 16 outputs, the labeling for inputs and outputs is from what range?
• How do you reverse the direction of a split-phase motor?
• What is the purpose of a capacitor in a capacitor-start motor?
• What would slippery floors and cluttered walkways be considered in the workplace?
• The hydraulic system relies on clean fluid to prevent damage; what maintenance practice is essential?
• In a hydraulic diagram, which symbol is used to indicate hydraulic flow?
• Spur gears have teeth that are ________.
• What must be provided by chemical manufacturers, distributors, and importers to anyone who will work with these potentially dangerous materials?
• A digital multimeter can measure which three basic elements?
• Which term describes the belt length measured at the tension member location?
• What is the purpose of using flux?
• Incomplete combustion results from a lack of ______.
• Which expression represents current according to the example I = E / R?
• The fluid in a hydraulic system must be kept as clean as possible for proper operation and to avoid damage. True or false?
• Fuses and circuit breakers are examples of which type of protective devices?
• Fluid pilot operated control valves are activated by...
• The most common machine wiring insulation type used for motors is ______.
• What does a filled triangle represent in a fluid power diagram?
• The number of teeth per inch of the pitch circle of a gear is called what?
• Increased current draw to a gear box motor indicates which issue?
• A motor _______ is a motor controller that includes overload protection.
• What is the equivalent resistance of four 1000-ohm resistors connected in parallel?
• What is most commonly used semiconductor material for rectifier diodes?
• The term quenching refers to what process?
• In an induction motor, is there a physical electrical connection between the stator and the rotor?
• In a capacitor-start motor, the starting capacitor is placed in series with the Start winding during startup.
• What is the period of an AC waveform?
• A Safety Data Sheet (SDS) provides information about first aid measures, stability and reactivity, and _____?
• What is the SI unit of electrical power?
• Why is a small amount of backlash sometimes allowed in gear operation?
• Capillary action in soldering or brazing occurs due to which forces?
• Which device converts direct current from a solar panel to alternating current for the power system?
• How do you change the direction in a split-phase motor?
• This type of drawing represents a three-dimensional object using several two-dimensional views of the object.
• What is the total resistance of four 100 Ω resistors in series?
• What can happen if bolts and nuts are not properly torqued?
• Which instrument is used to measure electric current?
• Which aspect of a waveform does an oscilloscope primarily display?
• Which action determines the rotation direction of a split-phase motor?
• What is the first thing you should do if you see a fellow employee being electrocuted by a live circuit?
• The NEC defines terms in which article?
• What turns alternating current into pulsating direct current?
• Which component provides the control logic and command execution for robot motion?
• What are linear dimensions usually expressed in?
• A wire's gauge measures what?
• A hydraulic oil conditioning system's primary function is to...
• Wire labeled THW has which characteristics?
• According to Pascal's Law, if a lever used in a basic jack provides a mechanical advantage of 10:1 and the operator presses down on the pilot cylinder with a force of 10 pounds, how many pounds of force would the lever deliver?
• If four equal resistors are connected in series to a supply, how is the power distributed among the resistors?
• In the equation E = I × R, what does E represent?
• A ______ fire extinguisher should be used on an electrical fire.
• The low voltage winding of a three phase motor are connected in ________.
• In a pneumatic system, which valve throttles or limits flow in the reverse direction through a needle valve?
• A continuous path along a conductor which electrical current can flow from an energy source is called a/an __________.
• What is Watt's law for electrical power in a resistor in terms of current and resistance?
• A PLC can perform which of the following math functions in addition to ADD, DIV, SUB, and MUL?
• THW wire is rated for which locations?
• The formula F=P*A for calculating theoretical forces produced by a pneumatic cylinder is known as...
• An interlock on a reversing motor prevents two of the three phases from shorting by doing what?
• What term describes a material that does not allow electricity to flow easily?
• How many pulses per cycle occur in single-phase half-wave rectification?
• Which pair of quantities are multiplied to calculate theoretical forces in a pneumatic cylinder?
• Which step of problem solving helps to determine if a certain product is of value?
• Is polarity observed when installing an electrolytic capacitor in a circuit?
• Which mechanism converts rotational motion into linear motion by engaging a straight rack with a rotating pinion?
• In FR = RPM × T × CL, what does T stand for?
• In transformer terminology, which winding is connected to the incoming power supply?
• True or False: A three-wire controlled motor will restart automatically after power is restored after a power failure.
• Which component of a PLC is primarily responsible for executing control logic?
• The binary equivalent of 74 is...
• In a full-wave bridge rectifier, what component is used to reduce AC ripple?
• The decimal equivalent of 10110011_2 is which of the following?
• The device that serves as the robot's hand is called the
• True or False: A two-wire control for a motor will restart automatically when power is restored after a power failure.
• If the voltage remains constant and resistance increases, what happens to current?
• There are several types of _________ welding processes, including spot-and-seam, flash, projection, and upset welding.
• Which logical gate's truth table yields Y = 0 only when both inputs A and B are 1?
• A NFPA 70E regulation provides guidelines for what topic?
• What is used for repetitive sequence motion in manufacturing industries?
• A condition caused by a break in a circuit causing current to stop flowing is known as a/an ____________.
• TCP/IP is a communications architecture used for...
• In FR = RPM × T × CL, what does RPM stand for?
• Three principles used in the operation of automated machinery are electrical, ______, and fluid power.
• In schematic diagrams, which feature is used to indicate current flow?
• Shaping of metal by squeezing them in between two or more dies in order to obtain desired shape is done by?
• To begin soldering with a fresh tip, which preparatory step is essential?
• What is the process of constructing products by combining typically standardized parts using one or more individual processes?
• When using a ladder around electrical lines, the worker should _____.
• A switch is an example of a ____ into a motor control circuit.
• What is the first step in programming a new robot?
• What does chip load (CL) represent in milling?
• The Farad is the SI unit of which quantity?
• When overload protection activates, the motor is typically ______ from the power source.
• Which procedure is used to ensure energy sources are safely isolated when performing maintenance on systems?
• Which belt designation is suitable for intermittent operation on motors up to 10 hp?
• Jogging is a motor control in which what happens?
• Using the feed rate formula, calculate the feed rate for RPM 120, cutter with 3 teeth, CL 0.003.
• A step-down transformer reduces secondary voltage; in the ideal case, what happens to the secondary current?
• Which substance commonly serves as the electrolyte in a lead-acid battery?
• Which general term describes constructing products by combining standardized parts using multiple processes?
• An ohmmeter is used to measure...
• A detached garage has a breaker panel which is connected to a breaker in the house breaker panel. What type of circuit is the garage breaker panel considered?
• What is used to mechanically convert rotational motion into linear motion?
• The rate at which energy is consumed in a circuit is called what?
• Find the feed rate of a 4-tooth cutter, using a 0.005 chip load, at a speed of 200 RPM.
• The NEC states that a non-metallic sheathed cable be secured by staples or straps within _________ from every cabinet, box, or fitting?
• If the applied force is 60 pounds and the distance is 20 feet, what is the work in ft-lbs?
• What safety practice is used to prevent equipment from being energized?
• In a circuit, what happens when the fuse fails?
• A control transformer has ___ input coils and ___ output coil.
• Which of the following best describes a type of welding process listed among the resistance welding types?
• Which device regulates flow to different zones in a hydronic system?
• A NFPA 70E regulation provides guidelines for electrical safety in the workplace.
• GFCI devices are used for what purpose?
• Why is a bonding wire installed around a water meter linking the inlet and outlet copper pipes?
• To reverse motor direction, which action should be performed?