BCTC Industrial Maintenance Technology AMTEC (NOCTI Mechatronic) Review Exam Questions wit, Exams of Nursing

Download BCTC Industrial Maintenance Technology AMTEC (NOCTI Mechatronic) Review Exam Questions wit and more Exams Nursing in PDF only on Docsity! BCTC Industrial Maintenance Technology AMTEC (NOCTI Mechatronic) Review Exam Questions with Answers Latest If you inhale phenolic fumes what would happen to you? - Correct answer Trouble breathing A _________ fire extinguisher should be used on an electrical fire. - Correct answer Class C What does OSHA stand for? - Correct answer Occupational Safety & Health Administration This type of drawing represents a three-dimensional object using several two- dimensional views of the object. - Correct answer Orthographic What are linear dimensions usually expressed in? - Correct answer Decimal or Fractional Units What does a filled triangle represent in a fluid power diagram? - Correct answer Hydraulic Flow What can happen if bolts and nuts are not properly torqued? - Correct answer They wear out quickly and can cause failure. What safety practice is used to prevent equipment from being energized? - Correct answer Lockout/Tag out A Safety Data Sheet (SDS) provides information about first aid measures, stability and reactivity, and _____? - Correct answer Handling and Storage Which of the following is not true of a title block? - Correct answer Format is the same from company to company. A NFPA 70E is a regulation that provides guidelines and details for ___________? - Correct answer Electrical safety GFCI devices are used for what purpose? - Correct answer To prevent a person from being electrocuted. A person with serious electrical injury should be moved only when _______. - Correct answer They are in immediate danger What must be provided by chemical manufacturers, distributors, and importers to anyone who will work with these potentially dangerous materials? - Correct answer Safety Data Sheet (SDS). You come across a fellow employee who is being electrocuted by becoming attached to a live electrical circuit, what is the first thing you should do? - Correct answer Shut off the circuit. What would slippery floors and cluttered walkways be considered in the workplace? - Correct answer Physical hazards. What tool is used to measure the turning force when tightening a fastener? - Correct answer Torque Wrench When working on an electrical, fluid power, or mechanical system a ____ procedure should be performed to lock out the energy. - Correct answer LOTO The section of a technical report which summarizes the report's contents is called what? - Correct answer Abstract What does a thick line represent in a schematic diagram? - Correct answer Current flow A switch is an example of an _____ into a motor control circuit. - Correct answer input How does the overload of a motor provide protection when current exceeds a predetermined value? - Correct answer It opens a normally closed contact. Overload protection is designed to protect the ______________ by disconnecting it from the power source when an overload is sensed. - Correct answer Electric motor Motors are normally protected from overload by a _______ device. - Correct answer thermal T/F: A two-wire control for a motor will restart automatically when power is restored after a power failure. - Correct answer True What is the most common machine wire type? - Correct answer THHN T/F: A three-wire controlled motor will restart automatically after power is restored after a power failure. - Correct answer False Jogging is a type of motor control in which what happens? - Correct answer The motors rotation is moved (bumped) slightly. A wire's current carrying limit is known as what? - Correct answer Opacity P= (V*V)/R - Correct answer Rat= 100+100+100+100= 400R P= (40*40)/400= 4W 4W/4= 1W For an electrolytic capacitor, the negative lead connects to? - Correct answer Lower voltage. Is it true that polarity must be observed when installing an electrolytic capacitor in a circuit? - Correct answer Yes What is voltage? - Correct answer electromotive force or potential difference expressed in volts. What device is placed between solar panel and the power line to convert DC to AC? - Correct answer Inverter Which article of the NEC covers definitions? - Correct answer Article 100 The NEC states that a non-metallic sheathed cable be secured by staples or straps within _________ from every cabinet, box, or fitting? - Correct answer 12 inches Race ways are not used to... - Correct answer control the amount of voltage allowed in an electrical distribution system. What article in the National Electric Code covers motors, motor branch-circuit and feeder conductors and their protection? - Correct answer Article 430 Based on the NEC color-coding requirements, ground conductors must be designated by _____ and neutral conductors by _____. - Correct answer green, white 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? - Correct answer Branch Fuses and breakers are examples of what? - Correct answer Overcurrent protection devices in residential structures, GFCI outlets are required in ______. - Correct answer Garages Who is responsible for enforcing the NEC? - Correct answer Local authority having jurisdiction. A water meter is installed into the incoming copper water pipe in a house. There is copper water pipe on each side of the water meter. A wire is placed around the water meter connecting the inlet copper pipe to the output copper pipe. What is the main purpose of this wire? - Correct answer To bond the inlet to the outlet copper water pipes around the water meter. The winding ratio of a _________ transformer has a rating of 3:1 winding ratio. - Correct answer Step-down T/F: In an induction motor, there is no physical connection to the rotor - Correct answer True What is the purpose of a capacitor in a capacitor-start motor? - Correct answer To create a phase shift between the run winding and the start winding. The transformer winding to which the line is connected is called the _______ winding. - Correct answer Primary How do you reverse the direction in the split-phase motor? - Correct answer Reverse the polarity to the start winding. An electric motor is used to change... - Correct answer electrical energy into mechanical energy The low voltage winding of a three phase motor are connected in ________. - Correct answer parallel What is the main purpose of the centrifugal switch in a capacitor-start motor? - Correct answer It is closed at start up to place the capacitor in series with the Start winding which creates the phase shift needed to rotate the rotor. A control transformer has ___ input coils and ___ output coil. - Correct answer Two, one How does a three-phase motor windings get connected for low-voltage? - Correct answer Parallel How do you change the direction in a split-phase motor? - Correct answer Switch the connection to the start winding. In a split phase motor, the starter wire is a _______ size wire than the run winding. - Correct answer smaller What is the purpose of using flux? - Correct answer To remove oxidation during soldering. What is most commonly used semiconductor material for rectifier diodes? - Correct answer Silicon. A continuous path along a conductor which electrical current can flow from an energy source is called a/an _________________. - Correct answer electrical circuit A western union splice is used to... - Correct answer join small solid conductors together. What turns alternating current into pulsating direct current. - Correct answer Rectifier circuit. A condition caused by a break in a circuit causing current to stop flowing is known as a/an ____________. - Correct answer open circuit In a full-wave bridge rectifier, what component is used to reduce AC ripple? - Correct answer Capacitors how many pulses per cycle occur in single-phase half-wave rectification? - Correct answer One. To properly store a solder pencil or start any soldering procedure, the technician should... - Correct answer Tin the tip. A material that allows electrons to flow through it easily or a pathway for electricity is known as a/an _________. - Correct answer conductor The binary equivalent of 74 is... (this is an odd question a.m.) - Correct answer 1001010 What would you use in a PLC-controlled system to learn the total accumulated time a motor has been running? - Correct answer Retentive timer. Two XIC (examine if closed) inputs are placed in parallel, this would be equivalent to which logic circuit? - Correct answer OR The following truth table represents which logic circuit? (odd question) A B Y 0 0 1 0 1 1 1 0 1 1 1 0 - Correct answer NAND The decimal equivalent of 7E416 is... - Correct answer 2020 Two XIC instructions are placed in series with an output instruction is defined as __________ logic. - Correct answer AND What is used for repetitive sequence motion in manufacturing industries? - Correct answer Robots What is the area called that includes the full range of a robot's movement? - Correct answer Work envelope. What is the first step in programming a new robot? - Correct answer Homing. A set of rules that governs the connection of computer systems to the internet is ______. - Correct answer TCP (Transmission Control Protocol)/IP (Internet Protocol) Transmission Control Protocol/Internet Protocol (TCP/IP) is a communications architecture used for... - Correct answer networking computers and to communicate across the internet. Insufficient valve clearance can cause A. Coolant leakage B. A burnt valve C. Worn valve D. Oil leakage - Correct answer B. A burnt valve Spur gears have teeth that are ________. A. Curved B. Straight C. Herringboned D. Beveled - Correct answer B. Straight The electrolyte in a battery is a solution of water and ______. A. Sulfuric acid B. Baking soda C. Viscous oil D. Hydrogen sulfide - Correct answer A.Sulfuric acid One sign of a defective hydraulic brake system is __________. A. Low gas mileage B. Uneven tire wear C. Non-operational stop lights D. Low brake fluid level - Correct answer D. Low brake fluid level The resistance of a liquid to flow is _____. A. Viscosity B. Velocity C. Reciprocity D. Density - Correct answer A. Viscosity Which step of problem solving helps to determine if a certain product is of value? A. Identifying possible solutions B. Identify the problem C. Implementation D. Evaluation - Correct answer D. Evaluation Shaping of metal by squeezing them in between two or more dies in order to obtain desired shape is done by? A. Forging B. Welding C. Grinding D. Chipping - Correct answer A. Forging 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? - Correct answer Resistance welding There are several types of _________ welding processes, including spot-and-seam, flash, projection, and upset welding. - Correct answer resistance What is the process of constructing products by combining typically standardized parts using one or more individual processes? - Correct answer Fabrication What type of machine in a manufacturing process uses computers to run programs that control how the machines will manufacture parts. - Correct answer CN/CNC When using a ladder around electrical lines, the worker should _____. A. Make sure the ladder has a good base B. Use wooden stand-offs C. Not use a metal ladder D. Wrap the ladder in rags - Correct answer C. not use a metal ladder What is capillary attraction when soldering or brazing? A. When the filler metal flows away from the heat. B. When the capillary lube is connected to the suction line. C. When the filler metal flows towards the heat. D. When hot fluid metal rises only to the top of the pipe. - Correct answer C. When the filler metal flows towards the heat. The purpose of a step-down transformer is to ________. A. Decrease secondary current B. Increase the current for the control unit C. Decrease secondary voltage D. reduce voltage for control circuit safety - Correct answer C. Decreases secondary voltage Incomplete combustion results from a lack of _________. A. Fuel B. Oxygen C. Carbon monoxide D. Carbon dioxide - Correct answer B. Oxygen A hydroid zone-control valve is actuated by ___________. A. Temperature of water B. Circulator C. Thermostat D. Pressure of water - Correct answer A. Temperature of water The rapid cooling of heated metal for the purpose of hardening the metal is called __________. A. Carburizing B. Spheroid zing C. Annealing D. Quenching - Correct answer D. Quenching A cut-off parting operation is hazardous when work is turned ____. A. In an independent chuck B. A universal chuck C. In a collet D. Between centers - Correct answer ??? Find the feed rate of a 4-tooth cutter, using a 0.005 chip load, at a speed of 200 RPM. A. 2 inches per minute B. 4 inches per minute C. 6 inches per minute D. 8 inches per minute FR=RPM * T * CL FR= the calculated feed rate in inches per minute or mm per minute. RPM= calculated speed of the cutter T= Number of teeth on the cutter CL= The chip load or feed per tooth - Correct answer FR= 200 * 4 * 0.005 FR= 4 inches per minute