Workshop Safety and Tools Quiz
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Questions and Answers

Which equipment does NOT belong to the group?

  • Side cutting (correct)
  • Screwdriver
  • Long nose pliers
  • Diagonal cutter
  • What is the reason why threads become stripped?

  • Screws are over tightened (correct)
  • Screws are heated
  • Screws are painted
  • Screws are molded
  • Which equipment is/are used for safety?

  • All of those mentioned (correct)
  • OHS
  • VOM
  • PPE
  • Which is NOT part of the group?

    <p>Wire stripper (B)</p> Signup and view all the answers

    Which hand tool is used solely for cutting metals?

    <p>Saw (D)</p> Signup and view all the answers

    What is the primary purpose of using personal protective equipment (PPE)?

    <p>To prevent accidents and injuries (A)</p> Signup and view all the answers

    When using hand tools in the workshop, which of the following is crucial for efficiency?

    <p>Using the correct type and size of tools (D)</p> Signup and view all the answers

    Which factor is least likely to affect tool longevity?

    <p>Storing tools in damp environments (D)</p> Signup and view all the answers

    What describes an alternating current?

    <p>An electric current that varies in value and direction. (C)</p> Signup and view all the answers

    What is the primary function of a capacitor?

    <p>To store electricity between conductors. (D)</p> Signup and view all the answers

    Which of the following best defines resistance?

    <p>The opposition to the flow of current. (C)</p> Signup and view all the answers

    What is the purpose of an ohmmeter?

    <p>To measure the amount of resistance. (C)</p> Signup and view all the answers

    What does troubleshooting involve?

    <p>Repairing faults in equipment. (C)</p> Signup and view all the answers

    What is a key characteristic of dielectric materials?

    <p>They serve as insulators with low conductivity. (C)</p> Signup and view all the answers

    What role does an anode play in a semiconductor device?

    <p>It acts as a positive electrode. (A)</p> Signup and view all the answers

    How is splicing defined in electronics?

    <p>Connecting two lengths of conductor. (D)</p> Signup and view all the answers

    Which term refers to the opposition to the flow of electrons in an electrical circuit?

    <p>Resistance (D)</p> Signup and view all the answers

    What is the function of an ohmmeter?

    <p>To measure resistance of a component (C)</p> Signup and view all the answers

    Which component is commonly used to offer opposition to current in an electrical circuit?

    <p>Resistor (D)</p> Signup and view all the answers

    What does the zero-ohm adjuster in an ohmmeter do?

    <p>Adjusts the pointer to zero (D)</p> Signup and view all the answers

    Which of the following best describes the role of test probes?

    <p>Connect to terminals for measurement (C)</p> Signup and view all the answers

    What does tolerance indicate in resistor color coding?

    <p>The percentage of deviation from the rated value (D)</p> Signup and view all the answers

    Which electrical quantity is measured in volts?

    <p>Voltage (C)</p> Signup and view all the answers

    What does a range multiplier do in an ohmmeter?

    <p>Multiplies the actual reading by a specific value (D)</p> Signup and view all the answers

    What is the primary function of the pointer in an ohmmeter?

    <p>Displays the actual resistance measured (B)</p> Signup and view all the answers

    What aspect differentiates the ohmmeter scale from typical linear scales?

    <p>It is nonlinear with varying calibration values (B)</p> Signup and view all the answers

    Which component of the ohmmeter is used to adjust when the pointer fails to point to zero?

    <p>Zero Ohm Adjustment (A)</p> Signup and view all the answers

    In an ohmmeter, what is the purpose of the test probes?

    <p>To serve as the input for measurement (A)</p> Signup and view all the answers

    How many areas is the ohmmeter scale divided into for accurate readings?

    <p>Eight (A)</p> Signup and view all the answers

    What is the primary use of a T-square in drafting?

    <p>Drawing parallel lines (C)</p> Signup and view all the answers

    What does the range multiplier in an ohmmeter do?

    <p>Multiplies the actual resistance reading (A)</p> Signup and view all the answers

    Why is it important to assign values to every line on the ohmmeter's nonlinear scale?

    <p>To ensure accuracy in resistance interpretation (B)</p> Signup and view all the answers

    Which angles can set squares commonly help to draw?

    <p>30 degrees, 60 degrees, and 45 degrees (B)</p> Signup and view all the answers

    What is the purpose of a protractor in drafting?

    <p>To measure and mark angles (D)</p> Signup and view all the answers

    What commonly used instrument incorporates an ohmmeter as one of its functions?

    <p>Digital Multimeter (A)</p> Signup and view all the answers

    What material are set squares usually made from?

    <p>Plastic (B)</p> Signup and view all the answers

    Which pencil grades are preferable for beginning a drawing?

    <p>H or 2H (C)</p> Signup and view all the answers

    What does the grade '3B' denote in pencil grading?

    <p>A softer pencil lead (D)</p> Signup and view all the answers

    What is a compass primarily used for in drafting?

    <p>Drawing circles and arcs (C)</p> Signup and view all the answers

    How are drawing sheets secured on the drawing board?

    <p>With drawing pins and clips (C)</p> Signup and view all the answers

    What is a characteristic of fixed resistors?

    <p>They have a single value resistance. (A)</p> Signup and view all the answers

    Which of the following statements about potentiometers and rheostats is true?

    <p>Potentiometers typically have a carbon resistive element. (D)</p> Signup and view all the answers

    What influences the power rating of a resistor?

    <p>The physical size of the resistor. (B)</p> Signup and view all the answers

    In which devices is a potentiometer typically used?

    <p>Amplifiers and televisions. (A)</p> Signup and view all the answers

    What distinguishes the rheostat from the potentiometer?

    <p>Rheostats typically use a resistance wire. (D)</p> Signup and view all the answers

    What role does the dielectric material serve in a capacitor?

    <p>It separates the conducting surfaces. (D)</p> Signup and view all the answers

    What happens to the electrical potential when a capacitor discharges?

    <p>It’s released as an electric current. (C)</p> Signup and view all the answers

    Flashcards

    Alternating Current (AC)

    An electric current that constantly changes its direction and strength over regular intervals.

    Anode

    A positive electrode used in semiconductor devices.

    Capacitance

    The ability of two conductors separated by an insulating material to store electrical energy.

    Capacitor

    A component designed to have a specific capacitance value, used for storing electrical energy.

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    Circuit

    A path for electricity to flow through, containing at least one closed loop.

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    Conductor

    A material that allows electrical current to flow easily.

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    Current

    The rate at which electrical charge flows from one point to another.

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    Desoldering

    The process of removing unwanted components from a circuit by melting the solder.

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    Hand Tools

    Screwdrivers, needle-nose pliers, and other tools used directly by hand.

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    Screwdriver

    A type of tool used to tighten or loosen screws with a specific head type.

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    Needle-Nose Pliers

    A type of tool used for gripping and bending small objects, often with a long, narrow beak.

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    Volt-Ohm-Milliammeter (VOM)

    A type of tool used to measure electric properties like voltage, current, and resistance.

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    Power Supply

    A type of device that provides a controlled and adjustable source of electrical power.

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    Personal Protective Equipment (PPE)

    Personal Protective Equipment (PPE) is any equipment that protects workers from hazards that can cause injuries or harm.

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    Safety Procedures

    Used to ensure a safe and efficient working environment by abiding to guidelines and regulations.

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    Proper Use of Hand Tools

    The process of ensuring that hand tools are in good working condition and are being used correctly.

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    Pointer in an Ohmmeter

    The part of an ohmmeter that indicates the value of the measured resistance.

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    Ohmmeter Scale

    The scale on an ohmmeter, where the resistance values are read. It's typically nonlinear, meaning the values between lines aren't evenly spaced.

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    Range Multiplier

    The section of the ohmmeter where the actual resistance reading is multiplied by a factor to get the final measurement. It's used to adjust the range of the ohmmeter.

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    Zero Ohm Adjustment

    The part of the ohmmeter used to set the pointer to zero when no resistance is being measured.

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    Test Probes

    The probes in the ohmmeter. Used to connect the instrument to the circuit being tested.

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    Interpreting Ohmmeter Scale

    The process of assigning specific resistance values to the lines on the nonlinear ohmmeter scale.

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    Voltage

    The difference in potential between two points in a circuit, measured in volts.

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    Ampere

    The basic unit of electrical current, measuring the rate of electron flow.

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    Electronic Measuring Instrument

    A device used to measure electrical properties like voltage, current, and resistance.

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    Resistor

    A component that restricts the flow of current in an electrical circuit.

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    Resistor Color Coding

    A scheme for determining the value of a resistor based on color bands painted on its body. Each color represents a specific numerical value.

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    Resistance

    The ability of a material to oppose the flow of electric current.

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    Tolerance

    The fourth color band in a 3-band resistor color coding scheme. It indicates the percentage of variation from the coded value due to manufacturing tolerances.

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    T-square: What is its Function?

    A T-square is a drafting tool used to draw parallel lines, vertical lines, and lines at 30 or 60 degrees.

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    What is a Drafting Machine?

    The drafting machine combines the functionality of T-squares, scales, set squares, and protractors, providing an efficient drawing tool.

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    Set Squares: What are they used for?

    Set squares are triangular tools, typically made of plastic, used to draw lines at specific angles like 30, 60, and 45 degrees.

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    What Does a Protractor Do?

    Protractors are semicircular tools used to measure and mark angles from 0 to 180 degrees. They are essential for creating accurate angles in drawings.

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    How do Pencil Grades Work?

    The hardness or softness of a drawing pencil is indicated by the marking on the pencil. 'H' denotes hard pencils, 'B' denotes soft pencils, and 'HB' signifies a medium grade.

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    What is the Purpose of a Compass?

    A compass is a tool with two hinged legs used to draw circles and arcs of circles by adjusting the distance between the pencil and the pointed end.

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    What is the function of Drawing Pins?

    Drawing pins or clips are used to secure the drawing sheet to the drawing board, keeping it stationary for accurate drawings.

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    Fixed Resistor

    A resistor with a fixed value that doesn't change under normal conditions. It's used to control the flow of electricity in a circuit.

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    Carbon Resistor & Film Resistor

    Two common types of fixed resistors, they are commonly used in electronic circuits.

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    Variable Resistor

    A resistor with a variable resistance, allowing you to adjust the amount of current flowing through it.

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    Potentiometer & Rheostat

    Common types of variable resistors used for controlling the amount of resistance in a circuit.

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    Resistor Power Rating

    The amount of power a resistor can handle without overheating or damaging. Measured in watts (W).

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    Study Notes

    K to 12 Basic Education Curriculum - Technology and Livelihood Education (TLE) - Learning Module - Consumer Electronics Servicing

    • This is an exploratory course leading to Consumer Electronics Servicing NC II.
    • It covers five core competencies:
      • Using Hand Tools
      • Performing Mensuration and Calculations
      • Preparing and Interpreting Technical Drawings
      • Practicing Occupational Safety and Health
      • Maintaining Tools and Equipment
    • Each lesson focuses on achieving specific learning outcomes (LOs).
    • The module includes learning activities, information sheets, self-check questions, and answer keys.
    • Students should first review learning outcomes and performance standards to understand expected knowledge and skills.
    • Pretests are provided to evaluate prior knowledge.
    • Students should review information in the information sheet, and complete self-checks.
    • Activities, Operations, and Job Sheets guide hands-on practice.
    • Scoring rubrics help assess and evaluate performance.
    • References include relevant books and publications.
    • This module is for Grades 7 and 8.
    • The learning materials cover various hand tools, like screwdrivers, soldering irons, pliers, and wire strippers. It also covers measuring instruments (like volt-ohm-milliammeters).
    • It details the importance of safety procedures in the workplace, including the use of personal protective equipment (PPE).
    • Different types of electronic components and their symbols are examined.
    • The module emphasizes the importance of proper tool care and maintenance to avoid accidents.
    • Included are procedures for soldering, desoldering, and using electronic measuring instruments.
    • The module includes table of content and how to use this module, including definitions of terms, pretest, learning outcomes, and performance standards.
    • This course includes activities on preparing and interpreting technical drawings, including diagrams.

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    Description

    Test your knowledge about essential hand tools and safety measures in the workshop. This quiz covers equipment identification, the purpose of personal protective equipment (PPE), and factors affecting tool longevity. Perfect for students and professionals alike.

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