Category: Helpful tips

What is the allowable shear stress of steel? The allowable stress range in shear is 12 ksi for 500,000 loading cycles (SO applica- tions every day for 25 years). What is shear strength of steel? The shear strength of a material is defined as its ability to resist forces that cause the material’s internal structure […]

What iPhone Should a 10 year old have? The iPhone SE is the best iPhone choice for kids as it is the cheapest and smallest, so you’ll spend less and they won’t struggle with a massive phone. Should my 10 year old have a cell phone? At what age should you get your child a […]

What causes 365.25 days a year? There are 365.25 days in a common year, because it aligns with the solar year in other words tropical year—how long it takes the earth to orbit (rotate) the sun. The trip is a total of 584 million miles. The sun itself has a small orbit of 223.7 million […]

Did La Salle reach the Gulf of Mexico? After many vicissitudes, La Salle and Tonty succeeded in canoeing down the Mississippi and reached the Gulf of Mexico. There, on April 9, 1682, the explorer proclaimed the whole Mississippi basin for France and named it Louisiana. Why did Lasalle claim Louisiana for France? La Salle secured […]

Can you add Freon to an RV air conditioner? The air conditioner works by passing air over an evaporator coil, which is cooled by the use of a refrigerant. To put Freon in, a charging port would have to welded into the system by an expert. It is possible to put Freon into some RV […]

What is the role of dentin in a tooth quizlet? More radiolucent (less dense) than enamel, but more radiopaque (more dense) than pulp. Allows for mastication without enamel fracture. The process of dentin matrix or predentin formation that occurs during the apposition stage of tooth development. Dentin forming cells. What is under dentin? Dentin. That […]

Do all fish have to keep moving to stay alive? Really efficient fish species don’t even need to swim around much to draw the oxygenated water across their gills. Other species, such as tuna, have to keep moving — and keep their mouths open — to keep the process going. Sluggish fish, such as carp, […]

How old are Cornish pasties? Although it is widely believed that we can thank the wives of the Cornish miners for the wonderful invention that is the pasty’ its origins do, in fact, date back at least 800 years. Where was the first ever pasty made? So Dr Gray contacted the Cornwall Record Office and […]

Are Hank Aaron cards worth anything? His most valuable card is the 1954 Hank Aaron Topps rookie card as a PSA 10 will go for $350k +. What are the most valuable mark McGwire baseball cards? 2020 Topps Project Diamond Icon Mark McGwire 1987 by Efdot #17. 2017 Topps Diamond Icon Mark McGwire Red Ink […]

What are the advantages of using electromagnets? The primary advantage of using an electromagnet over a permanent magnet is that you can control its magnetic field. You turn on and off the device’s magnetic field, and with many electromagnets, you can even control the power of the magnetic field. What advantages does an electromagnet have […]