imse exam 2 questions with complete
solutions27
Which one of the following is NOT an element commonly found in plastics?
Carbon.
Hydrogen.
Oxygen.
Calcium - ANSWERS-Calcium
If you box some leftover dinner for lunch at school and want to reheat in a microwave, a plastic
container with which recycling code is the best to use?
1 PET.
4 LDPE.
5 PP.
6 PS. - ANSWERS-5PP
Which type of plastic makes most of today's Lego bricks?
PET.
PP.
PVC.
ABS. - ANSWERS-ABS
,Which type of plastic is not derived from petroleum?
PLA.
PP.
PVC.
ABS. - ANSWERS-PLA.
Which plastic materials are stronger and more rigid than the other?
Thermosets.
Thermoplastics. - ANSWERS-Thermosets.
Which plastic materials are easier to recycle and use?
Thermosets.
Thermoplastics. - ANSWERS-Thermoplastics.
Plastic casting processes can be used to produce parts from ________
all plastics.
thermoplastics only.
thermosets only.
some thermoplastics and some thermosets. - ANSWERS-some thermoplastics and some
thermosets.
Plastic cups are made from ________
, Thermosets.
Thermoplastics. - ANSWERS-Thermoplastics.
To make those plastic ware, at the very beginning, the resin is usually in the form of ______
pellets.
liquid.
sheets. - ANSWERS-pellets.
How does the production line dry the ink printed on cups?
UV-lamp
cold-air
heating - ANSWERS-UV-lamp
Which one of the following is not considered as a single-point machining process?
Turning.
Boring.
Facing.
Milling. - ANSWERS-Milling.
Most cutting processes are __________
three-dimensional.
solutions27
Which one of the following is NOT an element commonly found in plastics?
Carbon.
Hydrogen.
Oxygen.
Calcium - ANSWERS-Calcium
If you box some leftover dinner for lunch at school and want to reheat in a microwave, a plastic
container with which recycling code is the best to use?
1 PET.
4 LDPE.
5 PP.
6 PS. - ANSWERS-5PP
Which type of plastic makes most of today's Lego bricks?
PET.
PP.
PVC.
ABS. - ANSWERS-ABS
,Which type of plastic is not derived from petroleum?
PLA.
PP.
PVC.
ABS. - ANSWERS-PLA.
Which plastic materials are stronger and more rigid than the other?
Thermosets.
Thermoplastics. - ANSWERS-Thermosets.
Which plastic materials are easier to recycle and use?
Thermosets.
Thermoplastics. - ANSWERS-Thermoplastics.
Plastic casting processes can be used to produce parts from ________
all plastics.
thermoplastics only.
thermosets only.
some thermoplastics and some thermosets. - ANSWERS-some thermoplastics and some
thermosets.
Plastic cups are made from ________
, Thermosets.
Thermoplastics. - ANSWERS-Thermoplastics.
To make those plastic ware, at the very beginning, the resin is usually in the form of ______
pellets.
liquid.
sheets. - ANSWERS-pellets.
How does the production line dry the ink printed on cups?
UV-lamp
cold-air
heating - ANSWERS-UV-lamp
Which one of the following is not considered as a single-point machining process?
Turning.
Boring.
Facing.
Milling. - ANSWERS-Milling.
Most cutting processes are __________
three-dimensional.