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Why would a twenty year old coin have a different mass to a brand new one?
There are several possible reasons:the alloy from which the coin is made was changed,the metal in the coin has reacted with chemicals in the atmosphere (or elsewhere),the coin has been clipped - bits of metal removed from the coin's edge. Some coins have their circumferences marked by "reeding" to prevent this.
Is c coin an insulator?
yes because of the copper or metal in the coin.
What are the metals used in making a lebbo coin?
lebbo coin metal.
What is inside a coin?
Solid metal.
If you rub a coin briskly between your fingersit will not seem to become charged by frictionwhy?
because coin is made up of insulated metal thats why coin cannot charged
What does 900 stamped on a coin mean?
That number indicates the fineness or purity of the metal content. 900 means the coin is 90% of that metal.
Why would old coins have a lower mass than new ones?
Many countries have changed their coin compositions over the years. The reasons can be due to metal changes, size changes, etc. Another reason is that circulation will wear down a coin, so that an older specimen actually has slightly less metal on it than when it was new.
How is a metal a metal?
if you try sticking a magnet to aluminum or coin; it can't work it's metal but non metal
When selling gold coins is the price determined by the ounce plus the denomination of the coin?
Seems to be the metal coin content, of the coin.
How is a non metal?
if you try sticking a magnet to aluminum or coin; it can't work it's metal but non metal
What is the name of waste metal during coin production?
The name of the waste metal is scissel
How can you turn metal into liquid?
we have to get fire and get metal on it.it will be changed in to liquid
