What is compound gear train? A compound gear is a number of gears fixed together. Consequently, they rotate at the same speed. The gear train below has an arrangement of gear wheels including two compound gears. Gear trains like this are often found inside machines such as centre lathes and milling machines. How is gear […]
How do you calculate the area of a wall?
How do you calculate head loss?
How do you calculate head loss? The calculation for working out the pressure loss within an installation is as follows: Head Loss (Pc) = [Equiv. pipe length + Installation pipe length] x Pc % / 100 x Corrector. Equivalent pipe length. Installation pipe length. Pc % and Corrector. How do you calculate head loss due […]
Which fossil fuel became a primary fuel during the Industrial Revolution?
Which fossil fuel became a primary fuel during the Industrial Revolution? coal What fossil fuels were used in the industrial revolution? The Industrial Revolution was energized by coal and eventually by petroleum and natural gas. Fossil fuels that drive steam and electrical engines made possible a huge increase in the amount of productive energy available […]
What is the mean μ of the standard normal distribution?
What is the mean μ of the standard normal distribution? The mean for the standard normal distribution is zero, and the standard deviation is one. The transformation z=x−μσ z = x − μ σ produces the distribution Z ~ N(0, 1). What are the mean and standard deviation of the standard normal distribution? The standard […]
What are the two types of pumps?
What are the two types of pumps? Pumps are classified into two types namely Dynamic pumps as well as Positive Displacement Pumps. What are the 2 types of compressor? The two main types of compressors are dynamic and positive displacement. The positive displacement compressor is probably the one you’re familiar with. It traps gas in […]
Which of these is a real electric car?
Which of these is a real electric car? The $109,000 Tesla Roadster is a real, live electric car. How are electric vehicles better for the environment? Because EVs do not rely on fossil fuels for power, they may not have certain components that ICE vehicles do. For instance, parts such as fuel lines, fuel tanks, […]
What are the defects in plastics?
What are the defects in plastics? Common Defects Blister. A blister is a raised area on the plastic surface, very similar to the medical condition of the same name. Burn Marks. Burn marks are generally caused by problems similar to blistering. Burrs. Embedded contaminates. Flow marks. Lamination. Sink marks. Short mold. What is the disadvantage […]
What are the 3 types of data breaches?
What are the 3 types of data breaches? What are the different types of data breaches? Denial-of-Service – Denial-of-Service attacks occur when a website is overwhelmed with requests, which blocks other users from the site. Malware – Any type of virus, including worms and Trojans, is malware. Which of the following is the most common […]
How do you convert specific gravity to gallons to pounds?
How do you convert specific gravity to gallons to pounds? Since there are 7.48 U.S. gallons in a cubic foot, this is equivalent to 8.345 pounds/U.S. gallon. This is all you need to convert from specific gravity to pounds per U.S. gallon. For example, the specific gravity of aluminum is 2.72, so its density is […]