Question 8

The property of a material by virtue of which abody returns to its original, shape after removal ofthe load is called

O a. plasticity

O b. elasticity

O c. ductility

O d. malleability

O e. resilience

How is a Doctor Who is a generalist different a specialist?

Is air conditioner a refrigerator?

Which of the following is a advantage of a chain and sprocket over a pulley and belt system? A) Cost B) Strength C) Noise D) Spacing

A rectangular open channel is 20 ft wide and has a bed slope of 0.007. Manning's roughness coefficient n is 0.03. It is in uniform flow condition with a discharge of 400 cfs. (a) Calculate the normal depth. (b) Calculate the Froude number.

The pressure gauge on the steam condenser for a turbine indicates 66.5 mm Hg of vacuum. The barometer reading for the local atmospheric pressure is 755 mm Hg. What is the pressure in the condenser in psia g

The Reynolds number, rhoVD/μ is a very important parameter in fluid mechanics. Determine its value for ethyl alcohol flowing at a velocity of 4 m/s through a 2-in.-diameter pipe.

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