Technician a says that when two cars hit head-on at 50 mph its like hitting a brick wall at 100 mph. technician b disagrees and says its like hitting a brick wall at 50 mph. 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

Air is compressed isentropically from an initial state of 300 k and 101 kpa to a final temperature of 1000 k. determine the final pressure using the following approaches: (a) approximate analysis (using properties at the average temperature) (b) exact analysis

What is the major difference between thermoplastics and thermosetting plastics from the polymerization structure point of view?