Which one of the following categories does aluminium oxide belong to?
Answer
Composite
Polymer
Ceramic
Metal
Question 19
Question
The primary purpose of using glass fibre in plastic is to
Answer
reinforce the structure
reduce the glass transition range
improve the corrosion resistance
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
58860 Nm(3)
54000 Nm(3)
500 Nm(3)
800 Nm(3)
Question 21
Question
What process is used to produce the following item