Inventions for a 9 year old

A thin-walled double-pipe counter-flow heat exchangeris used to cool oil (cp=2.20 kJ/kg·°C) from 150 to 40°Cat a rate of 2 kg/s by water (cp=4.18 kJ/kg·°C) that enters at22°C at a rate of 1.5 kg/s.

State the two Carnot corollaries (principles)

A poorly educated engineer designs a chlorine disinfection tank as a CSTR rather than as a PFR. It has a detention time of 30 min.

Cuál de las siguientes es la mejor manera de practicar sus habilidades de tecnología de secundaria? a. Haga clic en el ratón tantas veces como puedas. c. Escribir las direcciones web de la práctica por lo que no tendrá que copiar y pegar. b.

The angle of twist can be computed using the material's shear modulus if and only if: (a) - The shear stress is still in the elastic region (b) - The material is ductile (c) - The Young's modulus has also been determined

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