The first powered dirigible in the United States used a

engine.

O Bell

O Curtiss

O Lahm

O Wright

In a three-phase power system, the phase of each voltage are normally by how many time degree?

Oil is graded by the A. Society of Automotive Teachers B. Society of Automotive Engineers C. League of Automotive Gurus D. Bureau of Automotive Technicians

Use the APWA 5600 methodology to compute the 1/25 design discharge for the following catchment. The catchment area consists of 10 acres of impervious area, 30 acres of apartments and 35 acres of single family housing.

An alloy to be used for a spring application must have a modulus resilience of at least 0.79 x 106 J/m3 (0.79 x 106 Pa).

An electric motor under steady load draws 9.7 amperes at 110 volts; it delivers 1.25 (hp) of mechanical energy. The temperature of the surroundings is 300 K. What is the total rate of entropy generation in W·K-1?

Work done by a system during a process can be considered as a property of the system. a) True b) False

When the compression process is non-quasi-equilibrium, the molecules before the piston face cannot escape fast enough, forming a high-pressure region in front of the piston. It takes more work to move the piston against this high-pressure region.

hypothetical A-B alloy of composition 40 wt% B-60 wt% A at some temperature is found to consist of mass fractions of 0.66 and 0.34 for the α and β phases, respectively.

10. Which of these requires a wheel alignment after replacement? A. Struts B. Shocks C. Both

What is the definition of diameter pitch?