Is GAF or Owens Corning shingles better?

Is GAF or Owens Corning shingles better? Owens Corning Shingles Quality. GAF sets the industry standard for reliable and long-lasting shingles and roofing products. Owens Corning in product quality, both carry excellent products, though GAF offers more protection for wind and hail. … What are the different grades of roofing shingles? There are three primary […]

Why LV side is shorted in SC test?

Why LV side is shorted in SC test? In the short circuit test, usually, the low voltage side is short-circuited by a thick conductor. The reason for short-circuiting the low voltage side is as follows: The rated current on the high voltage (hv) side of a transformer is less than the low voltage (lv) side […]

What is the difference between fatigue and creep?

What is the difference between fatigue and creep? Creep And Fatigue are the phenomenon that lead to deformation and eventually failure of Components. Fatigue is a situation in which component is subjected to cyclic loading. Creep is a situation in which a component experiences deformation under constant load with time as it is put into […]

How does cabin pressurization work?

How does cabin pressurization work? Airplanes pressurize their cabins by pumping air into them. As their jet engines suck in air, some of the excess air is diverted into the airplane’s cabin. The air is both cooled and humidified — meaning moisture is added to it — after which it’s circulated into and throughout the […]

How can river floods be controlled?

How can river floods be controlled? How to Avoid Flooding From Waterways and Rivers Protect Wetland Areas. Natural wetland areas are a haven for wildlife but also prevent flooding by absorbing high levels of water. Call in an Expert. Pondweed, aquatic pests and vegetation clog rivers and waterways fast. Get to the Difficult Places. Build […]

Which annealing is known as low temperature annealing?

Which annealing is known as low temperature annealing? Recovery is the first stage of annealing. This is a low-temperature process and does not involve significant changes in the microstructure. The principal effect is relief of internal stresses. Why does hardness decrease with annealing? Annealing is a heat treatment process used mostly to increase the ductility […]

What is draft fan?

What is draft fan? Forced Draft Fan is a type of a fan supplying pressurized air to a system. This fan supplies air to the Air-Preheater, where it captures the heat from the flue gases coming from the Boiler Outlet. What is the ID fan? Induced draft fans or ID fans are used in systems […]

What is assemble to order strategy?

What is assemble to order strategy? Assemble-to-order (ATO) is a business production strategy where products that are ordered by customers are produced quickly and are customizable to a certain extent. It typically requires that the basic parts of the product are already manufactured but not yet assembled. What are characteristics of the make to order […]

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