Answer: Find the answer in the explanation
Explanation:
Helmets are manufactured by the use of different categories of polymer. The common material used for manufacturing of helmets are:
1. Polycarbonate
2. Styrofoam
3. Foam
4. Acrylic and polycarbonate
5. Nylon
All the polymer used for the manufacturing of helmets fall under synthetic and semi synthetic categories of polymer.
The styrofoam is classified under addition polymerization. While the nylon is classified under condensation polymerization.
The low density polythene used is classified as branch chains polymer. While the polycarbonate is of high tensile strength with strong mechanical properties.
Answer:
Explanation:
The answer to the above question is given in attached files.
The <em>supplemental restraint system</em> is automatically deployed in cases of collison on other increase passenger safety. Hence, Technician B is right.
- The supplement restraint system is a presssure filled airbag which automatically inflates and slowly deflates whenever there is a collision worthy of deployment.
- These cushions the effect of the collison on the passenger as it acts as barrier between the passenger and the object which the passenger's body could hit during collison.
Therefore, the SRS acts to cushion the effect of injuries during accident and does not prevent accident.
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