What is the unit of electric current?

A completely reversible heat pump produces heat at a rate of 100 kW to warm a house maintained at 25℃. The exterior air, which is at 0℃, serves as the source.

The tractor shown is stuck with its right track off the ground, and therefore the track is able to move without causing the tractor to move. Letting the radius of sprocket A be d = 0.8 m and the radius of sprocket B be l = 0.

Explain how the objects in a battery work with its components

Cavitation in pump assemblies can be avoided by decreasing tank pressure. a) - True b) - False

Need explanation about java threads concept.

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