Nitrogen at an initial state of 300 K, 150 kPa and 0.2 m3is compressed slowly in an isothermal process to a final pressure of 800 kPa. Determine the work done to the nitrogen and the amount of heat transfer during this process.

A 1000 W iron utilizes a resistance wire which is 20 inches long and has a diameter of 0.08 inches. Determine the rate of heat generation in the wire per unit volume, in Btu/hrft3, and the heat flux on the outer surface of the wire, in Btu/hrft2, as

What is the diameter of a spherical tungsten cluster (atomic radius Ra = 0.148 nm) that contains 106 atoms? With 0.250 nm radius?

Discuss the impact of the changing urban center. Include the impacts on political, economic, and social roles and opportunities. The changing role of the family and the diversity of class should also be introduced and discussed.

A primary settling tank at a wastewater treatment plant has one influent flow (Qin) and two effluent flows (Qout and Qw) as indicated in the schematic below.

Joe has a set up in which the length of the load arm is 20cm and the length of the effort arm is 80cm. What is the mechanical advantage of the Jack?

An electric motor M is used to reel in cable and hoist a bicycle into the ceiling space of a garage. Pulleys are fastened to the bicycle frame with hooks at location:s A and B, and the motor can reel in cable at a steady rate of 12 in./sec.

In what areas of expertise does NIST offer support?

You are the manager of a firm that produces a product according to the cost function C (qi) = 160 + 58qi - 6qi2 + qi3. Determine the short-run supply function if:

3. In the text, we described a multithreaded file server, showing why it is better than a single-threaded server and a finite-state machine server. Are there any circumstances in which a single-threaded server might be better

A wooden cylinder (0 02 x 0 02 x 0 1m) floats vertically in water with one-third of ts length immersed.