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Miscellaneous

The Miscellaneous category is for a wide variety of questions and answers that we find important, but that have not found a home in one of our specific categories.

14,596 Questions

How much weight can steel hold?

The amount of weight steel can hold depends on various factors such as the type of steel, its thickness, and the specific design of the structure. Generally, steel is known for its high strength-to-weight ratio and can support heavy loads ranging from hundreds to thousands of pounds per square inch. To determine the exact weight steel can hold, engineers perform calculations based on these factors.

How do calculate the pull up speed?

The speed of a pull up can be calculated by dividing the distance traveled by the time it takes to complete the movement. For example, if you perform a pull up from a dead hang position to your chin touching the bar (let's say a 1-meter distance) in 2 seconds, the speed would be 0.5 meters per second.

What is accelerated stability?

accelerated stability is used to asses the shelf life of a product, but the conditions of storage are more harsh (i.e. higher temperature and increased humidity). this is done to provide an estimated shelf life of the product in a shorter time period than 'real time' stability. for example, a 6 month accelerated stability trial will give you data to support a 12 month shelf life.

Why thermos from inside is silver?

It makes it easy to tell whether or not it's clean. Siver is known for the reducing the heat loss. it is the bad conductor of heat. nor silver absorb heat neither allow it to emit form the thermos. Because of this, the fluid in the thermos remains hot or cold.

What is the purpose of a phalanx?

A phalanx is a formation used in battle. Soldiers line up shoulder to shoulder with their shields overlapping each other. This is to protect the soldier to their left. The right flank is the most vulnerable place in a phalanx and is where the most expierienced soldiers were put. Spears were used in this formation. With huge shields protecting them and spears protruding it was a dangerous formation to charge. It was used often by the Greeks who put it to well use.

Essentially, its purpose was to crush the enemy by momentum and 'pushing power' as well impale them on the spears. From the front, it was almost impossible to resist except with another phalanx. However, if it was flanked or the formation was broken it was extremely vulnerable.

Differences between reducing and non reducing sugars?

Sugars that can be oxidized by mild oxidizing agents are called reducing sugars (the oxidizing agent is reduced in the process)

A non-reducing sugar is not oxidized by mild oxidizing agents (no reaction)

Example of oxidising agent is Tollen's Reagent

Simply put, reducing sugar will react with Tollen's Reagent while non-reducing sugar will not react with the mild oxidizing agent

Where does the material chiffon come from?

Chiffon is a lightweight, sheer fabric traditionally made from silk. It can also be produced from synthetic fibers such as polyester or nylon. The fabric's name is derived from the French word for a cloth rag, indicating its delicate and translucent nature.

How does the focal length of convex change if monochromatic red light is used instead of monochromatic blue light?

The focal length of a convex lens does not change based on the color of light being used. The focal length depends on the shape and refractive index of the lens, not the color of light passing through it.

Full form of psi?

"Psi" says the formula. The pound per square inch or, more accurately, pound-force per square inch - symbol: psi or lbf/in2 or lbf/in2 - is a unit of pressure or of stress based on avoirdupois units. It is the pressure resulting from a force of one pound-force applied to an area of one square inch.

1 pound per square inch = 6 894.75729 pascals

Pascal (Pa) is the SI unit of pressure.

Did spilled liquid air freshener in a drawer Can not remove pungent smell unable to use drawer?

If you remove the drawer and put it outside to AIR out this will reduce the strong odor but will not remove it completely. Only time will get the smell out besides other chemicals that could damage the wood like bleach.

How heavy is one sheet of paper?

it depends on the size and quality of the paper. the quality is usually measured in kg/m2 so just find that and calculate the weight for the size you need

What explosive is composed of red phosphorous and potassium chlorate?

The explosive you're referring to is likely red phosphorus mixed with potassium chlorate. This mixture is known as Armstrong's mixture and has been used in fireworks and military applications due to its explosive properties. However, it is highly unstable and can be dangerous to handle.

How is fluorine used in your everyday lives?

Fluorine is commonly used in toothpaste and water fluoridation to help prevent tooth decay. It is also used in the production of Teflon for non-stick coatings in cookware and in the manufacture of a variety of industrial chemicals and pharmaceuticals.

Would you use grams or kilograms to measure the weight of a feather?

Strictly speaking, one should use grams to measure the mass of a feather not the weight. Mass is measured in kilograms (or grams), whereas weight depends upon the amount that the force of gravity pulls on an object, and, in physics, is strictly measured in newtons, nor grams or kilograms.

Where does the carbon dioxide that you exhale come from?

When you breath in oxygen, that oxygen undergoes a process called cellular respiration in order to provide energy for your cells. I won't go into detail with the entire process, but basically a sugar (C6H12O6) combined with oxygen (6O2) to create carbon dioxide (6CO2) and water (6H2O). Since the carbon dioxide is a waste product, we release it when we exhale. If you're wondering what happens to it, plants use it to undergo a process called photosynthesis, which is basically the oppisite of cellular respiration; needing carbon dioxide and water while producing a sugar and oxygen, and they then give the oxygen off as a wast product. That's all hope this helped!

An example of reciprocating motion?

The back-and-forth movement of a piston in an engine is an example of reciprocating motion. As the piston moves up and down within the cylinder, it creates the necessary pressure to drive the engine. This reciprocating motion is crucial in converting the energy from fuel combustion into mechanical work.

What is chronometer movement?

A chronometer is the NE PLUS ULTRA of portable timepieces. They are used as master timepieces for navigation particularly the nautical kind. They were evolved in the eighteenth century following the lead of John Harrison, (see who invented the Chronometer) designed for superior accuracy under the widest variable operating conditions. There are specialized variations in this sphere of timepiece structure. Hamilton had a special type of one-way detente (This may be what you are thinking of) in any case this particular type of movement must always be SET FORWARD. (bACK SETTING) for such purposes as returning to standard time are done in forward motion, maybe two or more l2-hour cycles around the dial, but in forward motion. One can actually cause damage to the movement setting one of these back(and your wallet or expense account)! This harmonizes neatly with the Hamilton slogan (noloiger used) Jamais Arrieres- never backwards! It strictly applies to the Chronometer movement and a similar device on Lever set Grade 992 watches. Don't listen to me!!!!

What was Mendeleev's table was based upon?

Mendeleev's periodic table was based upon arranging elements by atomic mass and grouping them into columns with similar chemical properties. He left gaps for undiscovered elements and predicted their properties with remarkable accuracy.

What does female ejacualtion smell like?

Female ejaculation typically doesn't have a strong smell. It is usually clear and odorless or may have a slightly sweet or musky scent. It is important to note that the scent can vary among individuals and may be influenced by diet and hygiene.

A blueprint call out for a hole diameter says 375 0002-0000 will this hole be in spec if it allows a 3752 diameter deltronic pin to go through?

No, the hole will not be in spec. The hole diameter callout of 375 0002-0000 indicates a diameter range of 0.3750 to 0.3752 inches. Since the Deltronic pin is 0.3752 inches in diameter, it will not go through the hole if it is at the lower end of the specified range.

Are mirrors magnetic?

No, mirrors are not magnetic. Mirrors typically consist of a layer of reflective material, such as silver or aluminum, on the back side of a glass pane. This reflective layer does not possess magnetic properties.

Common characteristics of metals?

Metals are typically malleable, meaning they can be easily shaped or bent without breaking. They also conduct heat and electricity well due to the movement of electrons within their structure. Metals tend to have metallic luster, and are opaque and reflective.

Where does rubbing alcohol come from?

Rubbing alcohol is derived from crude oil.

Can mass be negative?

mass can not be -ve. But mass can be negative in one condition,which is only hypothetical & is not applied to any of the theories......this condition is....if the speed orvelocityof a body becomes more than the speed or velocity of light(3*108 m/sec).

What is a waterclock?

A water clock, also known as a clepsydra, is a device used in antiquity to measure time. It works by determining the passage of time based on the regulated flow of water from one container to another. It was one of the earliest timekeeping devices before the invention of mechanical clocks.