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Engineering

Maddy Potts 10 questions 5.0 (1 rating)

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Questions in this quiz (10)

  1. 1Which Australian aeronautical innovation is commonly used to record in-flight data?
    1. AAltimeter
    2. BPitot tube
    3. CBlack box
    4. DTransponder
  2. 2Which of the following identifies TWO properties of polymers that make them better suited than ceramics for the insulation of telecommunication cables?
    1. AEase of formability and higher density
    2. BEase of formability and higher flexibility
    3. CHigher resistance to abrasion and higher density
    4. DHigher resistance to abrasion and higher flexibility
  3. 3Which AND gate shows the correct output for its given inputs?Image for question 3
    1. AA
    2. BB
    3. CC
    4. DD
  4. 4Using computer-aided drawing (CAD) software a new outline was produced 18.32 mm away from the original outline of an item as shown.

    Which CAD command can produce this result most efficiently?    Image for question 4
    1. ATrim
    2. BOffset
    3. CMirror
    4. DExpand
  5. 5The schematic diagram shows a bridge rectifier. What is the function of this bridge rectifierImage for question 5
    1. ATo increase voltage
    2. BTo decrease voltage
    3. CTo convert DC to AC
    4. DTo convert AC to DC
  6. 6A box sits on a horizontal surface. The box begins to slip when this surface is tilted to 28 degrees.
    What is the coefficient of friction between the box and the surface?
    1. A0.280
    2. B0.469
    3. C0.532
    4. D0.883
  7. 7The diagram shows the airflow in a venturi.
    What does the diagram illustrate?    Image for question 7
    1. ACoriolis effect
    2. BPascal’s principle
    3. CDynamic pressure
    4. DBernoulli’s principle
  8. 8The diagram shows a seesaw being used by two children, one of mass 25 kg and the other of mass 20 kg. It has a corroded pivot mechanism that reduces its efficiency by 25%.

    What is the mechanical advantage of the seesaw?    Image for question 8
    1. A0.25
    2. B0.75
    3. C0.80
    4. D1.00
  9. 9Titanium is used to manufacture aircraft undercarriages that support landing wheels.
    Why is titanium used in preference to alloy steel for this purpose?
    1. AIt has lower density and lower strength.
    2. BIt has lower density and higher strength.
    3. CIt has higher density and lower strength.
    4. DIt has higher density and higher strength.
  10. 10A scooter shock absorber is compressed from 120 mm to 90 mm when an average compressive force of 400 N is applied.

    What is the energy stored in this shock absorber?    Image for question 10
    1. A12 J
    2. B36 J
    3. C48 J
    4. D120 J

Information

Description
Higher School Certificate engineering Quiz on Engineering, created by Maddy Potts on 16/05/2020.
Language
English
Views
16
Rating
5.0 out of 5 · 1 rating
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