What causes electrical resistivity?

What causes electrical resistivity? What causes electrical resistance? An electric current flows when electrons move through a conductor, such as a metal wire. The moving electrons can collide with the ions in the metal. This makes it more difficult for the current to flow, and causes resistance. What is the formula of resistance and resistivity? […]

What is a gold Mancus?

What is a gold Mancus? Mancus (sometimes spelt mancosus or similar) was a term used in early medieval Europe to denote either a gold coin, a weight of gold of 4.25g (equivalent to the Islamic gold dinar, and thus lighter than the Byzantine solidus), or a unit of account of thirty silver pence. Who invented […]

Is Vsmgx a good investment?

Is Vsmgx a good investment? Overall, Vanguard LifeStrategy Moderate Growth Fund ( VSMGX ) has a high Zacks Mutual Fund rank, and in conjunction with its comparatively strong performance, average downside risk, and lower fees, this fund looks like a good potential choice for investors right now. Is Vasix a good investment? Overall, Vanguard LifeStrategy […]

What does vitamin B2 do for you?

What does vitamin B2 do for you? Vitamin B2, also called riboflavin, is one of 8 B vitamins. All B vitamins help the body to convert food (carbohydrates) into fuel (glucose), which is used to produce energy. These B vitamins, often referred to as B-complex vitamins, also help the body metabolize fats and protein. Does […]

What is a FV valve?

What is a FV valve? The Presta valve (also French valve (FV) or Sclaverand valve) is a valve commonly found in high pressure road style and some mountain bicycle inner tubes. It comprises an outer valve stem and an inner valve body. A lock nut to secure the stem at the wheel rim and a […]

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