Basic Technology

Len Academy Question for Basic Technology, JSS3, 2nd Term, 2020, Part 2

len Alfred Ajibola - Fri, 06th March, 2020 @ 14:50

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Len Academy Questions for Basic Technology JSS3, 2nd Term, 2020 Len Academy Question for Basic Technology, JSS3, 2nd Term, 2020, Part 2 Belt and Pulley Drives: Types of Belt in Belt Drives Electromechanical Energy: Parts of the Refrigerator and how they operate Chain Drive, Types, Classifications, Advantages and Disadvantages Advantages and Disadvantages of Belt Drives Type of Lines in Technical Drawings Len Academy questions for Basic Technology, JSS2, 2nd Term Len Academy questions for Basic Technology JSS2, 2nd Term, Part 2 Maintenance, Types of Maintenance Hardwood and Softwood - Characteristics and Examples Ceramics, Types and Characteristics of Ceramics

Academic Questions in Basic Technology

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Which of the following is not a function of thin continuous line in Technical drawing?

  • A. Used for representing projection lines
  • B. Used as construction lines
  • C. Used for representing visible outline and edges
  • D. Used for representing leader lines
  • E. Used as intersection lines
  • F. Used as measurement lines

The following are Types of Line in Technical Drawing EXCEPT _____.

  • A. thin continuous line
  • B. inverse head line
  • C. thin dash line
  • D. continuous thin straight zigzag line
  • E. free hand line
  • F. chain thin line with thick ends

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Basic Technology Questions, JSS3, 2nd Term Continued:

Please read on Questions 1-30 here.

31. The _____ protect electrical equipment from excessive current.

  1. Fuse
  2. Plug
  3. Switch
  4. Transformer


32. A device that converts electrical energy into heat energy will NOT include an electric _____.

  1. Stove
  2. Grinder
  3. Kettle
  4. Soldering Iron


33. A semi-conductor device is the _____.

  1. Capacitor
  2. Resistor
  3. Transistor
  4. Diode


34. The _____ stores electric charges.

  1. Diode
  2. Transistor
  3. Resistor
  4. Capacitor


35. Current flows through a path called _____.

  1. Electric Route
  2. Electric Circuit
  3. Conductor Channel
  4. Capacitor Pipes


36. A drawing which shows the plan, front and end elevation is _____.

  1. Perspective
  2. Pictorial
  3. Isometric
  4. Orthographic


37. The most popular floor finish used in a workshop is the _____.

  1. Carpet
  2. Rug
  3. Marble
  4. Concrete


38. The purpose of wood finishes is to _____.

  1. Prevent the wood from absorbing water
  2. Prevent the wood from wrapping
  3. Make the wood last longer
  4. Soften the wood


39. The main function of foundation in a building is to _____.

  1. Distribute the weight of the building to the soil
  2. Bond the wall
  3. Carry the weight of the wall
  4. Protect the building from erosion


40. If the scale chosen for a technical drawing assignment is 10mm to 2m; the scale 25m will be represented by _____.

  1. 50mm
  2. 55mm
  3. 100mm
  4. 125mm


41. Soldering bit is made of copper because copper _____.

  1. Does not rust
  2. Lasts longer
  3. Is a cheap material
  4. Is a good conductor of heat


42. The following devices uses the principles of rotary and linear motions EXCEPT _____.

  1. G-clamp
  2. Screw jack
  3. Screw
  4. Pliers


43. Wood preservative is added to planks so as to prevent _____.

  1. Decaying
  2. Drying
  3. Bending
  4. Cracking


44. A maintenance process carried out to prevent a machine from getting damaged is known as _____.

  1. Inspective
  2. Preventive
  3. Protective
  4. Productive
  5. Please read on Maintenance for correct Answer.


45. An electronic device that stores electrons is the _____.

  1. Capacitor
  2. Transistor
  3. Transformer
  4. Rectifier

You can check out what every student ought to know here.

46. Which of the Followings CANNOT be used to construct lintels in buildings?

  1. Concrete
  2. Clay
  3. Steel
  4. Timber


47. The easiest table top to clean and maintain is _____ top.

  1. Painted
  2. Polished
  3. Varnished
  4. Formica


48. A professional who determines the cost of materials, labour and workmanship that could be charged for a proposed building is known as _____.

  1. Architect
  2. Quantity Surveyor
  3. Structural Engineer
  4. Builder


49. A roofing material will NOT include _____.

  1. Asbestos
  2. Plain Tiles
  3. Plastics
  4. Corrugated Iron Sheets


50. The angle of inclination in an Isometric drawing is _____.

  1. 90o
  2. 60o
  3. 45o
  4. 30o


51. Which of the following is NOT a woodwork joint?

  1. Hinge
  2. Dovetail
  3. Butt
  4. Halving


52. Buffing in metal work means _____.

  1. Vanishing metal surfaces
  2. Painting metal surfaces
  3. Smoothing metal surfaces
  4. Polishing metal surfaces


53. The most effective chemical in making water transparent is _____.

  1. Limestone
  2. Calcium
  3. Chlorine
  4. Alum


54. Energy possessed by a moving object is said to be _____.

  1. Mechanical
  2. Kinetic
  3. Potential
  4. Motion


55. The most suitable kind of door for the entrance of a garage is the _____ door.

  1. Sliding
  2. Flush
  3. Roller Shutter
  4. Panel


56. One major function of lintel in a wall is to _____.

  1. Hold the blocks together
  2. Support the structure above the opening in the wall
  3. Join two column
  4. Beautify the wall


57. The use of compressed air to make machines work is termed _____

  1. Hydraulics
  2. Pneumatics
  3. Airlics
  4. Airflow


58. The tool used for cutting external screw thread is the _____.

  1. Die
  2. Tap
  3. Panel Saw
  4. Hack Saw


59. An example of a driving tool is the _____.

  1. Hack Saw
  2. Chisel
  3. Screw
  4. Screwdriver


60. Which of the following is NOT an example of a nail?

  1. Bowel
  2. Pin
  3. Oval
  4. Round

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Alfred Ajibola is a Medical Biochemist, a passionate Academician with over 7 years of experience, a Versatile Writer, a Web Developer, a Cisco Certified Network Associate and a Cisco CyberOps Associate.

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