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WorksheetsKMJ44003 Quiz 2
Total questions: 10
Worksheet time: 5mins
Which of the following is not a property of matrix materials which are modified by adding particulate fillers?
Improved performance at elevated temperature
Decrease in surface hardness
Modification in electrical conductivity
Improved abrasion resistance
What is aspect ratio?
Length to diameter ratio
Length to depth ratio
Depth to length ratio
Diameter to length ratio
Which of the following type of composite is not classified under the category of number of layers?
Unidirectional fibre reinforced
Laminar
Sandwich panels
Glass-fibre reinforced
When fibers are used as a dispersed phase for the reinforcement of matrices, the resultant composites are known as ____________.
glass-fiber reinforced composites
carbon-fiber reinforced composites
wood-fiber reinforced composites
unidirectional-fiber reinforced composites
Which of the following is used as reinforcement in advanced polymer matrix composite?
Glass-fiber reinforced composite
Carbon-fiber reinforced composite
Wood-fiber reinforced composite
Unidirectional-fiber reinforced composite
Which of the following is an application of glass-fiber reinforced composites?
Adhesives
Conveyor belts
Design of ships
Automotive parts
Which of the following is not an advantage of polymer composites?
Easy to manufacture and durable
Excellent thermal, mechanical and chemical properties
Heavy-weight and non-versatile
Economical and tailor made
Fillers and additives to composites add _____________.
performance parameters
weight
stress
colour
What is the meaning of thixotropic?
Freezing
Becoming a gel at rest
Becoming a gel in motion
Melting
Which of the following does not combine with fiber to give composites?
Metals
Ceramics
Non-metals
Polymers
