Which type of energy source is usually used by ferries and airplanes?

A three-phase line has an impedance of 0.4 j2.7 ohms per phase. The line feeds two balanced three-phase loads that are connected in parallel. The first load is absorbing 560.1kVA at 0.707 power factor lagging.

Sophia is designing a new welding shop for the local high school. Where should the compressed gas and fuel cylinders be stored?

The total energy of a system remains unchanged during a cycle. a) - True b) - False

You work in Madison, Wisconsin. It is January and the area has been hit with bad weather. Another weather front is expected to arrive this afternoon and dump another foot of snow. Your branch manager decides to close the office early today.

Were is carbon monoxide located in a car A. the exhaust gases with loud mufflers only B. all exhaust gases from all gasoline engines C. the exhaust gases of poorly maintained vehicles only D. the exhaust gases of older vehicles only

1. What types of fire can plain water be used on?

Pressurized steam at 400 K flows through a long, thin-walled pipe of 0.6-m diameter. The pipe is enclosed in a concrete (stone mix) casing that is of square cross section and 1.75 m on a side.

If traffic is approaching on your left and there is a child riding a bike to your right, you should: A. Move closer to oncoming traffic B. Move closer to the bicyclist C. Pull over until the road is clearer

Alloy parts were cast with a sand mold that took 160 secs for a cube-shaped casting to solidify. The cube was 50 mm on a side. (a) Determine the value of the Chvorinov's mold constant.

Critically analyse a common engineered product in terms of the materials used, the processes required to manufacture the product, and the historical context of the material leading to its present form