How do you calculate tube thickness in heat exchanger? If you take it the other way, your have 1440 PSIG at the bottom of the vessel and 1427 PSIG at the top of the vessel. For example: @ 1440 PSIG you have min thicknesses of 0.90301″ in the shell, and 0.8703″ in the head. @ […]
Do we breathe nitrogen?
Do we breathe nitrogen? We actually breathe air. It contains many gases like nitrogen, oxygen, carbon dioxide and argon among many others. Although nitrogen is the largest component of the inhaled air, it is inert and has no effect on our body. And the air exhaled also contains nitrogen, oxygen, carbon dioxide etc. Is nitrogen […]
Who can fly special VFR?
Who can fly special VFR? Provided that performance Class I and performance Class II helicopters may be authorized to operate special VFR flights when the ground visibility is not less than 1000 meters. What are basic VFR conditions? VFR flight is based on the principle of “see and avoid.” The presumption made in establishing the […]
Is open source software better than proprietary?
Is open source software better than proprietary? In open source software faster fixes of bugs and better security is availed due to the community. In proprietary software the vendor is completely responsible for fixing of malfunctions. What are the advantages and disadvantages of using open source software? As it is developed by a non-profit community, […]
What is the largest type of galaxy in our universe?
What is the largest type of galaxy in our universe? giant ellipticals How do I backup my Mac onto a hard drive? Select your storage device as the backup disk Open Time Machine preferences from the Time Machine menu in the menu bar. Or choose Apple menu > System Preferences, then click Time Machine. […]
What is a light bulb when connected to a battery?
What is a light bulb when connected to a battery? When connected to a battery, a lightbulb glows brightly. If the battery is reversed and reconnected to the bulb, the bulb will glow.. When a battery is connected to a lightbulb properly, current flows through the lightbulb and makes it glow. What is needed to […]
What to do with baby squirrel fell out of tree?
What is the density of iron?
What is the density of iron? 7.874 g/cm³ (near room temperature)near room temperature What is the density of 100g of iron? Conversion Chart / Density Converter, Densities Of Various Materials ** Density of iron: 1….Densities of various materials. Density of iron to Density of air at sea level 6,558 Density of iron to Density of water […]
How do you find the slope in a graph?
How do you find the slope in a graph? Using the Slope Equation Pick two points on the line and determine their coordinates. Determine the difference in y-coordinates of these two points (rise). Determine the difference in x-coordinates for these two points (run). Divide the difference in y-coordinates by the difference in x-coordinates (rise/run or […]
How do we know the sun rotates?
How do we know the sun rotates? The Sun rotates once every 24 days at its equator, but only once every 35 near its poles. We know this by watching the motion of sunspots and other solar features move across the Sun. What would happen if the sun stopped rotating? The gravitational attraction of the […]