Rheostat. an electric device for controlling and limiting current or voltage in an electric circuit. The principal component of a rheostat is a conducting element with variable resistance.The magnitude of this resistance may be varied smoothly or in discrete steps.heostat. an electric device for controlling and limiting current or voltage in an electric circuit. The principal component of a rheostat is a conducting element with variable resistance. The magnitude of this resistance may be varied smoothly or in discrete steps.
troy ounce: $992.00: $990.00: Rhodium : Rh : troy ounce: $1860.00: $1860.00: Iridium : Ir : troy ounce: $990.00: $990.00: Ruthenium : Ru : troy ounce: $200.00: $200.00: Osmium : Os : troy ounce : $400.00: Rhenium : Re : pound : $1290.00: Gold : Au : troy ounce : $1323.90: Silver : Ag : troy ounce : $16.450 : Last update:
Troy ounce-a mass unit for silver. Troy ounce (abbreviated t oz) is a mass unit of troy weight system, is commonly used in measuring silver and other precious metals. 1 troy ounce is equal to 31.1034768 grams, or 1/12 per troy pound.ilver Price Â» Silver Prices Per Ounce. Silver prices per ounce is a free service provided by Silver Price OZ website, that shows current silver price(including bid price and ask price) and silver price history charts(London silver fixing price). Silver price per ounce today is being updated once every 1 minutes.