2024 Exam Questions and Answers
Hardwoods - Answer>>oak
mahogany
beech
jetulong
balsa
Softwoods - Answer>>scots pine
parana pine
cedar
larch
redwood
Ferrous metals - Answer>>mild steel
carbon steel
cast iron
Non-ferrous metals - Answer>>aluminium
copper
zinc
tin
Alloys - Answer>>stainless steel
duralumin
brass
Thermoplastics - Answer>>PET
HDPE
PVC
LDPE
PP
Acrylic
ABS
,Thermosetting plastics - Answer>>epoxy resins
urea formaldehyde
polyester resin
Elastomers - Answer>>rubber
Composites - Answer>>glass fibre reinforced plastic GRP
carbon fibre reinforced plastic CFRP
MDF
hardboard
chipboard
plywood
drawing papers - Answer>>layout paper
tracing paper
copier paper
cartridge paper
commercial printing papers - Answer>>bond paper
coated
boards - Answer>>mounting board
corrugated board
foam board
folding box board
foil-lined board
natural fibres - Answer>>cotton
linen
wool
manmade fibres - Answer>>nylon
polypropylene
, polyester
smart materials - Answer>>Materials which change physical
properties in response to their surroundings, such as light levels
or temperature.
thermo-ceramics
shape memory alloys
relative glass
liquid crystal display
photochromic materials
thermo-chromic materials
quantum tunnelling composites
performance characteristics - Answer>>conductivity
strength
elasticity
plasticity
malleability
ductility
hardness
toughness
durability
biodegradability
heat treatments - Answer>>hardening and tempering
case hardening
annealing
normalising
printing - Answer>>offset lithography
flexography
screen printing
gravure