While choosing the correct tire for a vehicle: technician a says that replacing a tire with a temperature resistance rating of b with one rated with an a will increase tire life and improve ride quality. technician b says that the traction rating indicates how well a tire will perform in the snow. who is correct?

Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factor·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed.gi) ifn 1, what will happen to the material when transformed material when

Apressure vessel with an r/t 20 cannot be treated as thin walled vessel. a)-trune b)- false

Define thermoplastic polymers and thermosetting polymers in terms of their structures, and (ii) describe briefly a process suitable for the production of products from each type of polymer.