Explain what a composite material is?

A 45-kg iron block initially at 280°C is quenched in an insulated tank that contains 100 kg of water at 18°C. Assuming the water that vaporizes during the process condenses back in the tank, determine the total entropy change during this process.

Shear strain can be expressed in units of either degrees or radians. a) True b) - False

A 6x50 mm flat alloy bar clongates 1.22 mm in a length of 1.5 m under a total axial load of 35.0 NThe proportional limit of this alloy is 300 MPa Determine: '.50" 35 kN 35 kN 6 x 50 A. The axial stress in the bar. B.

List two common units of measurement to describe height

What is the purpose of NIST?

Select the correct answer from each drop down menu. What does Hooke's Law explain? If the external force is larger than the (1.) size (2.) volume (3.

Roentgens are used to measure the amount of: uranium fuel burned radiation hydrogen isotopes

What is the maximum % carbon for structural steel?

An airplane flies from San Francisco to Washington DC at an air speed of 800 km/hr. Assume Washington is due east of San Francisco at a distance of 6000 km.

An example of Ferrous alloy is Brass a) - True b) - False