15901814
Description
Quiz by Warren Hughes, updated more than 1 year ago
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Created by Peter Cunningham
almost 8 years ago
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Copied by Warren Hughes
over 5 years ago
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Question 1
Question
What is the angle shown at "x" on the image shown?
Answer
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100 Degrees
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80 Degrees
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90 Degrees
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70 Degrees
Question 2
Question
What is 0.00347009 correct to 2 significant figures?
Answer
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34
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0.0034
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0.0035
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0.34
Question 3
Question
A heater has an input of 300W and an output of 270W. Calculate the efficiency.
Answer
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0.9
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90%
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1.1
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110%
Question 4
Answer
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401000
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450000
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600000
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500000
Question 5
Question
What is pressure
Answer
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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
Question 6
Question
What is the area of the shape shown?
Answer
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12cm
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6cm
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8cm
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10cm
Question 7
Question
What process makes the material the softest?
Answer
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Hardening
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Tempering
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Annealing
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Normalising
Question 8
Question
If you increased the carbon content of stainless steel from 0.3 to 0.6 what would this effect?
Answer
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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
Question 9
Question
If V=IR find the current (I) in a circuit that has a resistance of 25Ω and a voltage of 12.5V.
Answer
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0.5A
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0.5mA
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5A
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2A
Question 10
Question
What process does not come in long lengths?
Answer
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Round rods
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Metal castings
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Extrusion
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Structural beams
Question 11
Question
If you cut a sheet to 3.4654m. What figure would you quote to 2 decimal places?
Answer
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3.5m
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3.46
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3.47
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34.654
Question 12
Question
In the shape below if lines A & B are the same length what is the angle of X?
Answer
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23 Degrees
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32 Degrees
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90 Degrees
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45 Degrees
Question 13
Question
What is the length of x in the images shown?
Answer
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9cm
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7cm
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6.4cm
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5.8cm
Question 14
Question
What is the minimum force necessary to move a 90kg block on flat surface given that gravity is 9.81ms2?
Answer
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882.9N
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9.17N
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0.109N
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910N
Question 15
Answer
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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
Question 16
Question
What is the turning moment in the image shown?
Answer
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8000Nm
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0.05Nm
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20Nm
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150Nm
Question 17
Question
Tempering will.......?
Answer
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Increase hardness
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Decrease ductility
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Increase Brittleness
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Increase toughness
Question 18
Question
Which one of the following categories does aluminium oxide belong to?
Answer
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Composite
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Polymer
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Ceramic
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Metal
Question 19
Question
The primary purpose of using glass fibre in plastic is to
Answer
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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
Question 20
Question
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
Answer
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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)
Question 21
Question
What process is used to produce the following item
Answer
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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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