15901814
Beschreibung
Quiz von Warren Hughes, aktualisiert more than 1 year ago
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Erstellt von Peter Cunningham
vor etwa 8 Jahre
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Kopiert von Warren Hughes
vor mehr als 5 Jahre
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Frage 1
Frage
What is the angle shown at "x" on the image shown?
Antworten
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100 Degrees
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80 Degrees
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90 Degrees
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70 Degrees
Frage 2
Frage
What is 0.00347009 correct to 2 significant figures?
Antworten
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34
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0.0034
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0.0035
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0.34
Frage 3
Frage
A heater has an input of 300W and an output of 270W. Calculate the efficiency.
Antworten
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0.9
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90%
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1.1
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110%
Frage 4
Antworten
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401000
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450000
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600000
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500000
Frage 5
Frage
What is pressure
Antworten
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Force / area
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Force x area
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Mass / area
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Mass x area
Frage 6
Antworten
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12cm
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6cm
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8cm
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10cm
Frage 7
Frage
What process makes the material the softest?
Antworten
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Hardening
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Tempering
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Annealing
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Normalising
Frage 8
Frage
If you increased the carbon content of stainless steel from 0.3 to 0.6 what would this effect?
Antworten
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Increased hardness
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Increased ductility
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Increased elasticity
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Higher melting point
Frage 9
Frage
If V=IR find the current (I) in a circuit that has a resistance of 25Ω and a voltage of 12.5V.
Antworten
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0.5A
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0.5mA
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5A
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2A
Frage 10
Frage
What process does not come in long lengths?
Antworten
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Round rods
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Metal castings
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Extrusion
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Structural beams
Frage 11
Frage
If you cut a sheet to 3.4654m. What figure would you quote to 2 decimal places?
Antworten
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3.5m
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3.46
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3.47
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34.654
Frage 12
Frage
In the shape below if lines A & B are the same length what is the angle of X?
Antworten
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23 Degrees
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32 Degrees
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90 Degrees
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45 Degrees
Frage 13
Frage
What is the length of x in the images shown?
Antworten
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9cm
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7cm
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6.4cm
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5.8cm
Frage 14
Frage
What is the minimum force necessary to move a 90kg block on flat surface given that gravity is 9.81ms2?
Antworten
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882.9N
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9.17N
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0.109N
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910N
Frage 15
Antworten
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Upper Yield Point
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Lower Yield Point
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Elastic limit
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Ultimate tensile strength
Frage 16
Frage
What is the turning moment in the image shown?
Antworten
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8000Nm
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0.05Nm
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20Nm
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150Nm
Frage 17
Frage
Tempering will.......?
Antworten
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Increase hardness
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Decrease ductility
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Increase Brittleness
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Increase toughness
Frage 18
Frage
Which one of the following categories does aluminium oxide belong to?
Antworten
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Composite
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Polymer
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Ceramic
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Metal
Frage 19
Frage
The primary purpose of using glass fibre in plastic is to
Antworten
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reinforce the structure
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reduce the glass transition range
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improve the corrosion resistance
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Reduce thermal insulation
Frage 20
Frage
Pressure at depth = pgh. What is the pressure acting on a vessel full of water when the density of water is 1000kg/m(3), gravity is 9.81m/s(2) and a depth of 6m
Antworten
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58860 Nm(3)
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54000 Nm(3)
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500 Nm(3)
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800 Nm(3)
Frage 21
Frage
What process is used to produce the following item
Antworten
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Extrusion
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Metal casting
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Annealing
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Tempering
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