Category: Engineering

Which statement describes an impact of sprawl? Although some would argue that urban sprawl has its benefits, such as creating local economic growth, urban sprawl has many negative consequences for residents and the environment, such as higher water and air pollution, increased traffic fatalities and jams, loss of agricultural capacity, increased car dependency. What is […]

How often should a catalytic converter be changed? 10 years What is the function of the catalytic converter in the exhaust system? Catalytic converters change harmful substances in a car’s exhaust gasses, such as carbon monoxide, nitric oxide, nitrogen dioxide and hydrocarbons, into less harmful substances like carbon dioxide and water vapour by means of […]

What is chromic acid anodizing? Type I Chromic Acid Anodizing is an electrochemical process that creates a thin aluminum oxide film by rapidly controlling the oxidation of an aluminum surface. Chromic acid anodizing is used for flight-critical aluminum components that are subjected to high stresses, such as landing gear. What is hard anodizing? Hard anodizing […]

Is soap an alkaline? Soap, of necessity, and by definition is alkaline. We use the chemical sodium hydroxide (for making solid bar soap) to rearrange the properties of chosen oils to give us our salt/water/glycerine product that we know as soap. What is an alkaline detergent? Alkaline detergents typically consist of a specifically formulated mixture […]

What is the weld symbol welder? Welding symbols are used to communicate between the designer and the welder. The arrow and leader line point to the joint in question, while the weld symbol tells you what type of weld to do. If the weld symbol is below the reference line (such as in symbol 1), […]

How do you use the Rydberg equation for hydrogen? We can use the Rydberg formula for hydrogen to obtain its spectral lines. Setting n 1 n_1 n1 to 1 and running n 2 n_2 n2 from 2 to infinity yields to get the Lyman series. Wavelength of the photon…. λ The wavelength of the photon. […]

What is email and example? The definition of an e-mail is a message sent from one computer to another over the Internet, using a set webmail server address. An example of an e-mail is a happy birthday message a person sends from their Yahoo account to their mom at her Gmail account. noun. How email […]

What is the operation of a solar cell? A solar cell is an electronic device which directly converts sunlight into electricity. Light shining on the solar cell produces both a current and a voltage to generate electric power. What is the basic working principle of solar cell? Silicon crystals are laminated into n-type and p-type […]

Do y intercepts count as zeros? an x-intercept is a point on the graph where y is zero, and. a y-intercept is a point on the graph where x is zero. How do you identify zeros? Algebra II The zero of a function is any replacement for the variable that will produce an answer of […]

Does 93 octane improve performance? Premium gas must be, by law, at or above 91 percent, although you do also see 93 percent octane ultra-premium at many stations. Octane does not offer any better fuel mileage, increase engine horsepower, or make the engine start quicker. Higher octane only reduces the likelihood of engine knock or […]